Home / 1,248,051.60-1,722,303.09-675,079.47

Finding the Fourth Proportional to 1,248,051.60, 1,722,303.09 and 675,079.47

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Solution

The fourth proportional to 1,248,051.60, 1,722,303.09 and 675,079.47 is: 931,605.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,051.60 : 1,722,303.09 = 675,079.47 : x
  2. Step 2: Convert to fraction form
    1,248,051.60/1,722,303.09 = 675,079.47/x
  3. Step 3: Cross multiply
    1,248,051.60x = 1,722,303.09 × 675,079.47
  4. Step 4: Simplify right side
    1,248,051.60x = 1,162,691,457,176.56
  5. Step 5: Solve for x
    x = 1,162,691,457,176.56/1,248,051.60
  6. Step 6: Final answer
    x = 931,605.28

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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.