Home / 1,102,802.40-1,654,491.60-354,866.40

Finding the Fourth Proportional to 1,102,802.40, 1,654,491.60 and 354,866.40

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Solution

The fourth proportional to 1,102,802.40, 1,654,491.60 and 354,866.40 is: 532,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,802.40 : 1,654,491.60 = 354,866.40 : x
  2. Step 2: Convert to fraction form
    1,102,802.40/1,654,491.60 = 354,866.40/x
  3. Step 3: Cross multiply
    1,102,802.40x = 1,654,491.60 × 354,866.40
  4. Step 4: Simplify right side
    1,102,802.40x = 587,123,477,922.24
  5. Step 5: Solve for x
    x = 587,123,477,922.24/1,102,802.40
  6. Step 6: Final answer
    x = 532,392.27

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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.