Home / 1,579,917.40-2,369,876.10-942,188.20

Finding the Fourth Proportional to 1,579,917.40, 2,369,876.10 and 942,188.20

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Solution

The fourth proportional to 1,579,917.40, 2,369,876.10 and 942,188.20 is: 1,413,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,917.40 : 2,369,876.10 = 942,188.20 : x
  2. Step 2: Convert to fraction form
    1,579,917.40/2,369,876.10 = 942,188.20/x
  3. Step 3: Cross multiply
    1,579,917.40x = 2,369,876.10 × 942,188.20
  4. Step 4: Simplify right side
    1,579,917.40x = 2,232,869,296,882.02
  5. Step 5: Solve for x
    x = 2,232,869,296,882.02/1,579,917.40
  6. Step 6: Final answer
    x = 1,413,282.30

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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.