Home / 1,411,807.80-1,948,269.16-767,230.24

Finding the Fourth Proportional to 1,411,807.80, 1,948,269.16 and 767,230.24

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Solution

The fourth proportional to 1,411,807.80, 1,948,269.16 and 767,230.24 is: 1,058,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,807.80 : 1,948,269.16 = 767,230.24 : x
  2. Step 2: Convert to fraction form
    1,411,807.80/1,948,269.16 = 767,230.24/x
  3. Step 3: Cross multiply
    1,411,807.80x = 1,948,269.16 × 767,230.24
  4. Step 4: Simplify right side
    1,411,807.80x = 1,494,771,015,211.40
  5. Step 5: Solve for x
    x = 1,494,771,015,211.40/1,411,807.80
  6. Step 6: Final answer
    x = 1,058,763.82

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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.