Home / 1,560,902.40-2,341,353.60-812,851.20

Finding the Fourth Proportional to 1,560,902.40, 2,341,353.60 and 812,851.20

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Solution

The fourth proportional to 1,560,902.40, 2,341,353.60 and 812,851.20 is: 1,219,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,902.40 : 2,341,353.60 = 812,851.20 : x
  2. Step 2: Convert to fraction form
    1,560,902.40/2,341,353.60 = 812,851.20/x
  3. Step 3: Cross multiply
    1,560,902.40x = 2,341,353.60 × 812,851.20
  4. Step 4: Simplify right side
    1,560,902.40x = 1,903,172,083,384.32
  5. Step 5: Solve for x
    x = 1,903,172,083,384.32/1,560,902.40
  6. Step 6: Final answer
    x = 1,219,276.80

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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.