Home / 1,625,152.20-2,438,117.10-783,011.40

Finding the Fourth Proportional to 1,625,152.20, 2,438,117.10 and 783,011.40

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Solution

The fourth proportional to 1,625,152.20, 2,438,117.10 and 783,011.40 is: 1,174,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,152.20 : 2,438,117.10 = 783,011.40 : x
  2. Step 2: Convert to fraction form
    1,625,152.20/2,438,117.10 = 783,011.40/x
  3. Step 3: Cross multiply
    1,625,152.20x = 2,438,117.10 × 783,011.40
  4. Step 4: Simplify right side
    1,625,152.20x = 1,909,073,483,834.94
  5. Step 5: Solve for x
    x = 1,909,073,483,834.94/1,625,152.20
  6. Step 6: Final answer
    x = 1,174,704.43

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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.