Home / 1,373,851.68-1,895,886.96-761,905.76

Finding the Fourth Proportional to 1,373,851.68, 1,895,886.96 and 761,905.76

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Solution

The fourth proportional to 1,373,851.68, 1,895,886.96 and 761,905.76 is: 1,051,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,851.68 : 1,895,886.96 = 761,905.76 : x
  2. Step 2: Convert to fraction form
    1,373,851.68/1,895,886.96 = 761,905.76/x
  3. Step 3: Cross multiply
    1,373,851.68x = 1,895,886.96 × 761,905.76
  4. Step 4: Simplify right side
    1,373,851.68x = 1,444,487,195,132.89
  5. Step 5: Solve for x
    x = 1,444,487,195,132.89/1,373,851.68
  6. Step 6: Final answer
    x = 1,051,414.22

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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.