Home / 1,253,607.20-1,881,639.60-623,232.80

Finding the Fourth Proportional to 1,253,607.20, 1,881,639.60 and 623,232.80

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Solution

The fourth proportional to 1,253,607.20, 1,881,639.60 and 623,232.80 is: 935,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,607.20 : 1,881,639.60 = 623,232.80 : x
  2. Step 2: Convert to fraction form
    1,253,607.20/1,881,639.60 = 623,232.80/x
  3. Step 3: Cross multiply
    1,253,607.20x = 1,881,639.60 × 623,232.80
  4. Step 4: Simplify right side
    1,253,607.20x = 1,172,699,516,498.88
  5. Step 5: Solve for x
    x = 1,172,699,516,498.88/1,253,607.20
  6. Step 6: Final answer
    x = 935,460.10

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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.