Home / 1,281,247.26-1,767,967.70-708,209.52

Finding the Fourth Proportional to 1,281,247.26, 1,767,967.70 and 708,209.52

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Solution

The fourth proportional to 1,281,247.26, 1,767,967.70 and 708,209.52 is: 977,244.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,247.26 : 1,767,967.70 = 708,209.52 : x
  2. Step 2: Convert to fraction form
    1,281,247.26/1,767,967.70 = 708,209.52/x
  3. Step 3: Cross multiply
    1,281,247.26x = 1,767,967.70 × 708,209.52
  4. Step 4: Simplify right side
    1,281,247.26x = 1,252,091,556,192.50
  5. Step 5: Solve for x
    x = 1,252,091,556,192.50/1,281,247.26
  6. Step 6: Final answer
    x = 977,244.28

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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.