Home / 1,373,181.28-1,895,186.32-761,470.08

Finding the Fourth Proportional to 1,373,181.28, 1,895,186.32 and 761,470.08

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Solution

The fourth proportional to 1,373,181.28, 1,895,186.32 and 761,470.08 is: 1,050,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,181.28 : 1,895,186.32 = 761,470.08 : x
  2. Step 2: Convert to fraction form
    1,373,181.28/1,895,186.32 = 761,470.08/x
  3. Step 3: Cross multiply
    1,373,181.28x = 1,895,186.32 × 761,470.08
  4. Step 4: Simplify right side
    1,373,181.28x = 1,443,127,678,705.31
  5. Step 5: Solve for x
    x = 1,443,127,678,705.31/1,373,181.28
  6. Step 6: Final answer
    x = 1,050,937.48

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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.