Home / 1,931,427.20-2,897,126.40-583,587.20

Finding the Fourth Proportional to 1,931,427.20, 2,897,126.40 and 583,587.20

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Solution

The fourth proportional to 1,931,427.20, 2,897,126.40 and 583,587.20 is: 875,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,427.20 : 2,897,126.40 = 583,587.20 : x
  2. Step 2: Convert to fraction form
    1,931,427.20/2,897,126.40 = 583,587.20/x
  3. Step 3: Cross multiply
    1,931,427.20x = 2,897,126.40 × 583,587.20
  4. Step 4: Simplify right side
    1,931,427.20x = 1,690,725,883,822.08
  5. Step 5: Solve for x
    x = 1,690,725,883,822.08/1,931,427.20
  6. Step 6: Final answer
    x = 875,376.45

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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.