Home / 1,709,697.28-2,564,779.20-712,192

Finding the Fourth Proportional to 1,709,697.28, 2,564,779.20 and 712,192

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Solution

The fourth proportional to 1,709,697.28, 2,564,779.20 and 712,192 is: 1,068,385.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,697.28 : 2,564,779.20 = 712,192 : x
  2. Step 2: Convert to fraction form
    1,709,697.28/2,564,779.20 = 712,192/x
  3. Step 3: Cross multiply
    1,709,697.28x = 2,564,779.20 × 712,192
  4. Step 4: Simplify right side
    1,709,697.28x = 1,826,615,228,006.40
  5. Step 5: Solve for x
    x = 1,826,615,228,006.40/1,709,697.28
  6. Step 6: Final answer
    x = 1,068,385.18

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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.