Home / 1,248,133.59-1,722,417.03-675,161.46

Finding the Fourth Proportional to 1,248,133.59, 1,722,417.03 and 675,161.46

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Solution

The fourth proportional to 1,248,133.59, 1,722,417.03 and 675,161.46 is: 931,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,133.59 : 1,722,417.03 = 675,161.46 : x
  2. Step 2: Convert to fraction form
    1,248,133.59/1,722,417.03 = 675,161.46/x
  3. Step 3: Cross multiply
    1,248,133.59x = 1,722,417.03 × 675,161.46
  4. Step 4: Simplify right side
    1,248,133.59x = 1,162,909,596,703.66
  5. Step 5: Solve for x
    x = 1,162,909,596,703.66/1,248,133.59
  6. Step 6: Final answer
    x = 931,718.85

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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.