Home / 1,585,726.50-2,188,271.46-897,385.56

Finding the Fourth Proportional to 1,585,726.50, 2,188,271.46 and 897,385.56

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Solution

The fourth proportional to 1,585,726.50, 2,188,271.46 and 897,385.56 is: 1,238,374.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,726.50 : 2,188,271.46 = 897,385.56 : x
  2. Step 2: Convert to fraction form
    1,585,726.50/2,188,271.46 = 897,385.56/x
  3. Step 3: Cross multiply
    1,585,726.50x = 2,188,271.46 × 897,385.56
  4. Step 4: Simplify right side
    1,585,726.50x = 1,963,723,209,564.12
  5. Step 5: Solve for x
    x = 1,963,723,209,564.12/1,585,726.50
  6. Step 6: Final answer
    x = 1,238,374.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.