Home / 1,416,931.36-2,123,034.48-1,016,972.80

Finding the Fourth Proportional to 1,416,931.36, 2,123,034.48 and 1,016,972.80

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Solution

The fourth proportional to 1,416,931.36, 2,123,034.48 and 1,016,972.80 is: 1,523,763.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,931.36 : 2,123,034.48 = 1,016,972.80 : x
  2. Step 2: Convert to fraction form
    1,416,931.36/2,123,034.48 = 1,016,972.80/x
  3. Step 3: Cross multiply
    1,416,931.36x = 2,123,034.48 × 1,016,972.80
  4. Step 4: Simplify right side
    1,416,931.36x = 2,159,068,319,622.14
  5. Step 5: Solve for x
    x = 2,159,068,319,622.14/1,416,931.36
  6. Step 6: Final answer
    x = 1,523,763.52

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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.