Home / 1,147,062.32-1,582,986.66-630,856.13

Finding the Fourth Proportional to 1,147,062.32, 1,582,986.66 and 630,856.13

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Solution

The fourth proportional to 1,147,062.32, 1,582,986.66 and 630,856.13 is: 870,603.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,062.32 : 1,582,986.66 = 630,856.13 : x
  2. Step 2: Convert to fraction form
    1,147,062.32/1,582,986.66 = 630,856.13/x
  3. Step 3: Cross multiply
    1,147,062.32x = 1,582,986.66 × 630,856.13
  4. Step 4: Simplify right side
    1,147,062.32x = 998,636,838,169.23
  5. Step 5: Solve for x
    x = 998,636,838,169.23/1,147,062.32
  6. Step 6: Final answer
    x = 870,603.82

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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.