Home / 1,665,549.48-2,497,950.48-766,127.40

Finding the Fourth Proportional to 1,665,549.48, 2,497,950.48 and 766,127.40

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Solution

The fourth proportional to 1,665,549.48, 2,497,950.48 and 766,127.40 is: 1,149,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,549.48 : 2,497,950.48 = 766,127.40 : x
  2. Step 2: Convert to fraction form
    1,665,549.48/2,497,950.48 = 766,127.40/x
  3. Step 3: Cross multiply
    1,665,549.48x = 2,497,950.48 × 766,127.40
  4. Step 4: Simplify right side
    1,665,549.48x = 1,913,748,306,571.15
  5. Step 5: Solve for x
    x = 1,913,748,306,571.15/1,665,549.48
  6. Step 6: Final answer
    x = 1,149,019.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.