Home / 1,049,097.70-1,573,646.55-930,999.70

Finding the Fourth Proportional to 1,049,097.70, 1,573,646.55 and 930,999.70

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Solution

The fourth proportional to 1,049,097.70, 1,573,646.55 and 930,999.70 is: 1,396,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,097.70 : 1,573,646.55 = 930,999.70 : x
  2. Step 2: Convert to fraction form
    1,049,097.70/1,573,646.55 = 930,999.70/x
  3. Step 3: Cross multiply
    1,049,097.70x = 1,573,646.55 × 930,999.70
  4. Step 4: Simplify right side
    1,049,097.70x = 1,465,064,465,956.04
  5. Step 5: Solve for x
    x = 1,465,064,465,956.04/1,049,097.70
  6. Step 6: Final answer
    x = 1,396,499.55

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Double scale
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Similar ratio
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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.