Home / 1,752,418.80-2,418,338.16-947,602.80

Finding the Fourth Proportional to 1,752,418.80, 2,418,338.16 and 947,602.80

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Solution

The fourth proportional to 1,752,418.80, 2,418,338.16 and 947,602.80 is: 1,307,691.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,418.80 : 2,418,338.16 = 947,602.80 : x
  2. Step 2: Convert to fraction form
    1,752,418.80/2,418,338.16 = 947,602.80/x
  3. Step 3: Cross multiply
    1,752,418.80x = 2,418,338.16 × 947,602.80
  4. Step 4: Simplify right side
    1,752,418.80x = 2,291,624,011,762.85
  5. Step 5: Solve for x
    x = 2,291,624,011,762.85/1,752,418.80
  6. Step 6: Final answer
    x = 1,307,691.98

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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.