Home / 990,061.70-1,485,092.55-848,344.10

Finding the Fourth Proportional to 990,061.70, 1,485,092.55 and 848,344.10

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Solution

The fourth proportional to 990,061.70, 1,485,092.55 and 848,344.10 is: 1,272,516.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,061.70 : 1,485,092.55 = 848,344.10 : x
  2. Step 2: Convert to fraction form
    990,061.70/1,485,092.55 = 848,344.10/x
  3. Step 3: Cross multiply
    990,061.70x = 1,485,092.55 × 848,344.10
  4. Step 4: Simplify right side
    990,061.70x = 1,259,869,502,746.46
  5. Step 5: Solve for x
    x = 1,259,869,502,746.46/990,061.70
  6. Step 6: Final answer
    x = 1,272,516.15

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Double scale
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Similar ratio
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1.5x scale

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.