Home / 1,146,928.41-1,582,767.36-630,715.59

Finding the Fourth Proportional to 1,146,928.41, 1,582,767.36 and 630,715.59

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Solution

The fourth proportional to 1,146,928.41, 1,582,767.36 and 630,715.59 is: 870,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,928.41 : 1,582,767.36 = 630,715.59 : x
  2. Step 2: Convert to fraction form
    1,146,928.41/1,582,767.36 = 630,715.59/x
  3. Step 3: Cross multiply
    1,146,928.41x = 1,582,767.36 × 630,715.59
  4. Step 4: Simplify right side
    1,146,928.41x = 998,276,049,295.14
  5. Step 5: Solve for x
    x = 998,276,049,295.14/1,146,928.41
  6. Step 6: Final answer
    x = 870,390.90

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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.