Home / 1,247,549.66-1,870,608.18-488,502.41

Finding the Fourth Proportional to 1,247,549.66, 1,870,608.18 and 488,502.41

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Solution

The fourth proportional to 1,247,549.66, 1,870,608.18 and 488,502.41 is: 732,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,549.66 : 1,870,608.18 = 488,502.41 : x
  2. Step 2: Convert to fraction form
    1,247,549.66/1,870,608.18 = 488,502.41/x
  3. Step 3: Cross multiply
    1,247,549.66x = 1,870,608.18 × 488,502.41
  4. Step 4: Simplify right side
    1,247,549.66x = 913,796,604,095.71
  5. Step 5: Solve for x
    x = 913,796,604,095.71/1,247,549.66
  6. Step 6: Final answer
    x = 732,473.13

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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.