Home / 1,092,172.76-1,507,205.40-608,768.55

Finding the Fourth Proportional to 1,092,172.76, 1,507,205.40 and 608,768.55

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Solution

The fourth proportional to 1,092,172.76, 1,507,205.40 and 608,768.55 is: 840,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,172.76 : 1,507,205.40 = 608,768.55 : x
  2. Step 2: Convert to fraction form
    1,092,172.76/1,507,205.40 = 608,768.55/x
  3. Step 3: Cross multiply
    1,092,172.76x = 1,507,205.40 × 608,768.55
  4. Step 4: Simplify right side
    1,092,172.76x = 917,539,245,910.17
  5. Step 5: Solve for x
    x = 917,539,245,910.17/1,092,172.76
  6. Step 6: Final answer
    x = 840,104.50

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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.