Home / 1,931,447.20-2,897,156.40-583,607.20

Finding the Fourth Proportional to 1,931,447.20, 2,897,156.40 and 583,607.20

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Solution

The fourth proportional to 1,931,447.20, 2,897,156.40 and 583,607.20 is: 875,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,447.20 : 2,897,156.40 = 583,607.20 : x
  2. Step 2: Convert to fraction form
    1,931,447.20/2,897,156.40 = 583,607.20/x
  3. Step 3: Cross multiply
    1,931,447.20x = 2,897,156.40 × 583,607.20
  4. Step 4: Simplify right side
    1,931,447.20x = 1,690,801,334,566.08
  5. Step 5: Solve for x
    x = 1,690,801,334,566.08/1,931,447.20
  6. Step 6: Final answer
    x = 875,406.45

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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.