Home / 1,113,337.70-1,668,694.35-832,526.90

Finding the Fourth Proportional to 1,113,337.70, 1,668,694.35 and 832,526.90

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Solution

The fourth proportional to 1,113,337.70, 1,668,694.35 and 832,526.90 is: 1,247,809.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,337.70 : 1,668,694.35 = 832,526.90 : x
  2. Step 2: Convert to fraction form
    1,113,337.70/1,668,694.35 = 832,526.90/x
  3. Step 3: Cross multiply
    1,113,337.70x = 1,668,694.35 × 832,526.90
  4. Step 4: Simplify right side
    1,113,337.70x = 1,389,232,934,253.02
  5. Step 5: Solve for x
    x = 1,389,232,934,253.02/1,113,337.70
  6. Step 6: Final answer
    x = 1,247,809.12

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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.