Home / 1,300,159.73-1,794,123-727,089.19

Finding the Fourth Proportional to 1,300,159.73, 1,794,123 and 727,089.19

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Solution

The fourth proportional to 1,300,159.73, 1,794,123 and 727,089.19 is: 1,003,328.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,159.73 : 1,794,123 = 727,089.19 : x
  2. Step 2: Convert to fraction form
    1,300,159.73/1,794,123 = 727,089.19/x
  3. Step 3: Cross multiply
    1,300,159.73x = 1,794,123 × 727,089.19
  4. Step 4: Simplify right side
    1,300,159.73x = 1,304,487,434,345.06
  5. Step 5: Solve for x
    x = 1,304,487,434,345.06/1,300,159.73
  6. Step 6: Final answer
    x = 1,003,328.59

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Double scale
Find fourth proportional to 1,300,160.73, 1,794,124.38 and 727,090.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.