Home / 1,295,877.26-1,788,666.32-752,188.20

Finding the Fourth Proportional to 1,295,877.26, 1,788,666.32 and 752,188.20

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Solution

The fourth proportional to 1,295,877.26, 1,788,666.32 and 752,188.20 is: 1,038,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,877.26 : 1,788,666.32 = 752,188.20 : x
  2. Step 2: Convert to fraction form
    1,295,877.26/1,788,666.32 = 752,188.20/x
  3. Step 3: Cross multiply
    1,295,877.26x = 1,788,666.32 × 752,188.20
  4. Step 4: Simplify right side
    1,295,877.26x = 1,345,413,699,641.42
  5. Step 5: Solve for x
    x = 1,345,413,699,641.42/1,295,877.26
  6. Step 6: Final answer
    x = 1,038,226.18

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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.