Home / 1,536,079.20-2,119,908.48-847,885.92

Finding the Fourth Proportional to 1,536,079.20, 2,119,908.48 and 847,885.92

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Solution

The fourth proportional to 1,536,079.20, 2,119,908.48 and 847,885.92 is: 1,170,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,079.20 : 2,119,908.48 = 847,885.92 : x
  2. Step 2: Convert to fraction form
    1,536,079.20/2,119,908.48 = 847,885.92/x
  3. Step 3: Cross multiply
    1,536,079.20x = 2,119,908.48 × 847,885.92
  4. Step 4: Simplify right side
    1,536,079.20x = 1,797,440,551,880.60
  5. Step 5: Solve for x
    x = 1,797,440,551,880.60/1,536,079.20
  6. Step 6: Final answer
    x = 1,170,148.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.