Home / 756,023.40-1,132,722.90-708,784.20

Finding the Fourth Proportional to 756,023.40, 1,132,722.90 and 708,784.20

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Solution

The fourth proportional to 756,023.40, 1,132,722.90 and 708,784.20 is: 1,061,946.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,023.40 : 1,132,722.90 = 708,784.20 : x
  2. Step 2: Convert to fraction form
    756,023.40/1,132,722.90 = 708,784.20/x
  3. Step 3: Cross multiply
    756,023.40x = 1,132,722.90 × 708,784.20
  4. Step 4: Simplify right side
    756,023.40x = 802,856,094,498.18
  5. Step 5: Solve for x
    x = 802,856,094,498.18/756,023.40
  6. Step 6: Final answer
    x = 1,061,946.09

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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.