Home / 1,411,815.66-1,948,318.08-767,235.87

Finding the Fourth Proportional to 1,411,815.66, 1,948,318.08 and 767,235.87

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Solution

The fourth proportional to 1,411,815.66, 1,948,318.08 and 767,235.87 is: 1,058,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,815.66 : 1,948,318.08 = 767,235.87 : x
  2. Step 2: Convert to fraction form
    1,411,815.66/1,948,318.08 = 767,235.87/x
  3. Step 3: Cross multiply
    1,411,815.66x = 1,948,318.08 × 767,235.87
  4. Step 4: Simplify right side
    1,411,815.66x = 1,494,819,517,145.53
  5. Step 5: Solve for x
    x = 1,494,819,517,145.53/1,411,815.66
  6. Step 6: Final answer
    x = 1,058,792.28

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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.