Home / 1,114,484.70-1,538,006.76-631,036.92

Finding the Fourth Proportional to 1,114,484.70, 1,538,006.76 and 631,036.92

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Solution

The fourth proportional to 1,114,484.70, 1,538,006.76 and 631,036.92 is: 870,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,484.70 : 1,538,006.76 = 631,036.92 : x
  2. Step 2: Convert to fraction form
    1,114,484.70/1,538,006.76 = 631,036.92/x
  3. Step 3: Cross multiply
    1,114,484.70x = 1,538,006.76 × 631,036.92
  4. Step 4: Simplify right side
    1,114,484.70x = 970,539,048,769.58
  5. Step 5: Solve for x
    x = 970,539,048,769.58/1,114,484.70
  6. Step 6: Final answer
    x = 870,841.07

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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.