Home / 1,954,223.60-2,931,335.40-534,423.20

Finding the Fourth Proportional to 1,954,223.60, 2,931,335.40 and 534,423.20

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Solution

The fourth proportional to 1,954,223.60, 2,931,335.40 and 534,423.20 is: 801,634.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,223.60 : 2,931,335.40 = 534,423.20 : x
  2. Step 2: Convert to fraction form
    1,954,223.60/2,931,335.40 = 534,423.20/x
  3. Step 3: Cross multiply
    1,954,223.60x = 2,931,335.40 × 534,423.20
  4. Step 4: Simplify right side
    1,954,223.60x = 1,566,573,644,741.28
  5. Step 5: Solve for x
    x = 1,566,573,644,741.28/1,954,223.60
  6. Step 6: Final answer
    x = 801,634.80

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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.