Home / 1,147,045.04-1,582,839.98-630,835.28

Finding the Fourth Proportional to 1,147,045.04, 1,582,839.98 and 630,835.28

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Solution

The fourth proportional to 1,147,045.04, 1,582,839.98 and 630,835.28 is: 870,507.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,045.04 : 1,582,839.98 = 630,835.28 : x
  2. Step 2: Convert to fraction form
    1,147,045.04/1,582,839.98 = 630,835.28/x
  3. Step 3: Cross multiply
    1,147,045.04x = 1,582,839.98 × 630,835.28
  4. Step 4: Simplify right side
    1,147,045.04x = 998,511,290,910.12
  5. Step 5: Solve for x
    x = 998,511,290,910.12/1,147,045.04
  6. Step 6: Final answer
    x = 870,507.49

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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.