Home / 1,087,771.93-1,501,037.25-628,915.94

Finding the Fourth Proportional to 1,087,771.93, 1,501,037.25 and 628,915.94

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Solution

The fourth proportional to 1,087,771.93, 1,501,037.25 and 628,915.94 is: 867,853.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,771.93 : 1,501,037.25 = 628,915.94 : x
  2. Step 2: Convert to fraction form
    1,087,771.93/1,501,037.25 = 628,915.94/x
  3. Step 3: Cross multiply
    1,087,771.93x = 1,501,037.25 × 628,915.94
  4. Step 4: Simplify right side
    1,087,771.93x = 944,026,248,824.03
  5. Step 5: Solve for x
    x = 944,026,248,824.03/1,087,771.93
  6. Step 6: Final answer
    x = 867,853.11

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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.