Home / 1,293,397.80-1,784,889.48-749,850

Finding the Fourth Proportional to 1,293,397.80, 1,784,889.48 and 749,850

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Solution

The fourth proportional to 1,293,397.80, 1,784,889.48 and 749,850 is: 1,034,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,397.80 : 1,784,889.48 = 749,850 : x
  2. Step 2: Convert to fraction form
    1,293,397.80/1,784,889.48 = 749,850/x
  3. Step 3: Cross multiply
    1,293,397.80x = 1,784,889.48 × 749,850
  4. Step 4: Simplify right side
    1,293,397.80x = 1,338,399,376,578
  5. Step 5: Solve for x
    x = 1,338,399,376,578/1,293,397.80
  6. Step 6: Final answer
    x = 1,034,793.30

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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.