Home / 1,142,897.18-1,577,236.48-633,569.18

Finding the Fourth Proportional to 1,142,897.18, 1,577,236.48 and 633,569.18

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Solution

The fourth proportional to 1,142,897.18, 1,577,236.48 and 633,569.18 is: 874,346.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,897.18 : 1,577,236.48 = 633,569.18 : x
  2. Step 2: Convert to fraction form
    1,142,897.18/1,577,236.48 = 633,569.18/x
  3. Step 3: Cross multiply
    1,142,897.18x = 1,577,236.48 × 633,569.18
  4. Step 4: Simplify right side
    1,142,897.18x = 999,288,423,299.69
  5. Step 5: Solve for x
    x = 999,288,423,299.69/1,142,897.18
  6. Step 6: Final answer
    x = 874,346.74

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Double scale
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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.