Home / 1,167,229.12-1,610,775.52-630,685.12

Finding the Fourth Proportional to 1,167,229.12, 1,610,775.52 and 630,685.12

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Solution

The fourth proportional to 1,167,229.12, 1,610,775.52 and 630,685.12 is: 870,345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,229.12 : 1,610,775.52 = 630,685.12 : x
  2. Step 2: Convert to fraction form
    1,167,229.12/1,610,775.52 = 630,685.12/x
  3. Step 3: Cross multiply
    1,167,229.12x = 1,610,775.52 × 630,685.12
  4. Step 4: Simplify right side
    1,167,229.12x = 1,015,892,152,124.26
  5. Step 5: Solve for x
    x = 1,015,892,152,124.26/1,167,229.12
  6. Step 6: Final answer
    x = 870,345.11

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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.