Home / 1,105,330.60-1,656,246.30-926,871.40

Finding the Fourth Proportional to 1,105,330.60, 1,656,246.30 and 926,871.40

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Solution

The fourth proportional to 1,105,330.60, 1,656,246.30 and 926,871.40 is: 1,388,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,330.60 : 1,656,246.30 = 926,871.40 : x
  2. Step 2: Convert to fraction form
    1,105,330.60/1,656,246.30 = 926,871.40/x
  3. Step 3: Cross multiply
    1,105,330.60x = 1,656,246.30 × 926,871.40
  4. Step 4: Simplify right side
    1,105,330.60x = 1,535,127,326,825.82
  5. Step 5: Solve for x
    x = 1,535,127,326,825.82/1,105,330.60
  6. Step 6: Final answer
    x = 1,388,839.98

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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.