Home / 1,158,681.74-1,735,780.78-651,702.34

Finding the Fourth Proportional to 1,158,681.74, 1,735,780.78 and 651,702.34

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Solution

The fourth proportional to 1,158,681.74, 1,735,780.78 and 651,702.34 is: 976,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,681.74 : 1,735,780.78 = 651,702.34 : x
  2. Step 2: Convert to fraction form
    1,158,681.74/1,735,780.78 = 651,702.34/x
  3. Step 3: Cross multiply
    1,158,681.74x = 1,735,780.78 × 651,702.34
  4. Step 4: Simplify right side
    1,158,681.74x = 1,131,212,389,273.61
  5. Step 5: Solve for x
    x = 1,131,212,389,273.61/1,158,681.74
  6. Step 6: Final answer
    x = 976,292.58

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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.