Home / 1,085,699.70-1,498,144.59-602,143.65

Finding the Fourth Proportional to 1,085,699.70, 1,498,144.59 and 602,143.65

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Solution

The fourth proportional to 1,085,699.70, 1,498,144.59 and 602,143.65 is: 830,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,699.70 : 1,498,144.59 = 602,143.65 : x
  2. Step 2: Convert to fraction form
    1,085,699.70/1,498,144.59 = 602,143.65/x
  3. Step 3: Cross multiply
    1,085,699.70x = 1,498,144.59 × 602,143.65
  4. Step 4: Simplify right side
    1,085,699.70x = 902,098,251,650.35
  5. Step 5: Solve for x
    x = 902,098,251,650.35/1,085,699.70
  6. Step 6: Final answer
    x = 830,891.13

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Double scale
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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.