Home / 1,695,287.76-2,339,498.04-931,390.52

Finding the Fourth Proportional to 1,695,287.76, 2,339,498.04 and 931,390.52

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Solution

The fourth proportional to 1,695,287.76, 2,339,498.04 and 931,390.52 is: 1,285,319.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,287.76 : 2,339,498.04 = 931,390.52 : x
  2. Step 2: Convert to fraction form
    1,695,287.76/2,339,498.04 = 931,390.52/x
  3. Step 3: Cross multiply
    1,695,287.76x = 2,339,498.04 × 931,390.52
  4. Step 4: Simplify right side
    1,695,287.76x = 2,178,986,296,014.58
  5. Step 5: Solve for x
    x = 2,178,986,296,014.58/1,695,287.76
  6. Step 6: Final answer
    x = 1,285,319.43

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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.