Home / 2,688,234.60-4,033,518.30-1,358,538.60

Finding the Fourth Proportional to 2,688,234.60, 4,033,518.30 and 1,358,538.60

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Solution

The fourth proportional to 2,688,234.60, 4,033,518.30 and 1,358,538.60 is: 2,038,397.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,234.60 : 4,033,518.30 = 1,358,538.60 : x
  2. Step 2: Convert to fraction form
    2,688,234.60/4,033,518.30 = 1,358,538.60/x
  3. Step 3: Cross multiply
    2,688,234.60x = 4,033,518.30 × 1,358,538.60
  4. Step 4: Simplify right side
    2,688,234.60x = 5,479,690,304,356.38
  5. Step 5: Solve for x
    x = 5,479,690,304,356.38/2,688,234.60
  6. Step 6: Final answer
    x = 2,038,397.36

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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.