Home / 1,147,057.48-1,582,903.08-630,809.77

Finding the Fourth Proportional to 1,147,057.48, 1,582,903.08 and 630,809.77

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Solution

The fourth proportional to 1,147,057.48, 1,582,903.08 and 630,809.77 is: 870,497.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,057.48 : 1,582,903.08 = 630,809.77 : x
  2. Step 2: Convert to fraction form
    1,147,057.48/1,582,903.08 = 630,809.77/x
  3. Step 3: Cross multiply
    1,147,057.48x = 1,582,903.08 × 630,809.77
  4. Step 4: Simplify right side
    1,147,057.48x = 998,510,724,673.04
  5. Step 5: Solve for x
    x = 998,510,724,673.04/1,147,057.48
  6. Step 6: Final answer
    x = 870,497.55

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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.