Home / 1,122,254.39-1,548,711.06-612,957.98

Finding the Fourth Proportional to 1,122,254.39, 1,548,711.06 and 612,957.98

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Solution

The fourth proportional to 1,122,254.39, 1,548,711.06 and 612,957.98 is: 845,882.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,254.39 : 1,548,711.06 = 612,957.98 : x
  2. Step 2: Convert to fraction form
    1,122,254.39/1,548,711.06 = 612,957.98/x
  3. Step 3: Cross multiply
    1,122,254.39x = 1,548,711.06 × 612,957.98
  4. Step 4: Simplify right side
    1,122,254.39x = 949,294,802,941.26
  5. Step 5: Solve for x
    x = 949,294,802,941.26/1,122,254.39
  6. Step 6: Final answer
    x = 845,882.01

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Double scale
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1.5x scale

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.