Home / 1,037,562.40-1,556,343.60-664,007.20

Finding the Fourth Proportional to 1,037,562.40, 1,556,343.60 and 664,007.20

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Solution

The fourth proportional to 1,037,562.40, 1,556,343.60 and 664,007.20 is: 996,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,562.40 : 1,556,343.60 = 664,007.20 : x
  2. Step 2: Convert to fraction form
    1,037,562.40/1,556,343.60 = 664,007.20/x
  3. Step 3: Cross multiply
    1,037,562.40x = 1,556,343.60 × 664,007.20
  4. Step 4: Simplify right side
    1,037,562.40x = 1,033,423,356,073.92
  5. Step 5: Solve for x
    x = 1,033,423,356,073.92/1,037,562.40
  6. Step 6: Final answer
    x = 996,010.80

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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.