Home / 1,001,708.52-1,500,070.20-700,780.44

Finding the Fourth Proportional to 1,001,708.52, 1,500,070.20 and 700,780.44

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Solution

The fourth proportional to 1,001,708.52, 1,500,070.20 and 700,780.44 is: 1,049,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,708.52 : 1,500,070.20 = 700,780.44 : x
  2. Step 2: Convert to fraction form
    1,001,708.52/1,500,070.20 = 700,780.44/x
  3. Step 3: Cross multiply
    1,001,708.52x = 1,500,070.20 × 700,780.44
  4. Step 4: Simplify right side
    1,001,708.52x = 1,051,219,854,786.89
  5. Step 5: Solve for x
    x = 1,051,219,854,786.89/1,001,708.52
  6. Step 6: Final answer
    x = 1,049,426.89

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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.