Home / 1,583,434.50-2,185,277.85-868,180.74

Finding the Fourth Proportional to 1,583,434.50, 2,185,277.85 and 868,180.74

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Solution

The fourth proportional to 1,583,434.50, 2,185,277.85 and 868,180.74 is: 1,198,165.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,434.50 : 2,185,277.85 = 868,180.74 : x
  2. Step 2: Convert to fraction form
    1,583,434.50/2,185,277.85 = 868,180.74/x
  3. Step 3: Cross multiply
    1,583,434.50x = 2,185,277.85 × 868,180.74
  4. Step 4: Simplify right side
    1,583,434.50x = 1,897,216,140,918.61
  5. Step 5: Solve for x
    x = 1,897,216,140,918.61/1,583,434.50
  6. Step 6: Final answer
    x = 1,198,165.22

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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.