Home / 1,347,127.44-2,019,244.98-671,874.78

Finding the Fourth Proportional to 1,347,127.44, 2,019,244.98 and 671,874.78

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Solution

The fourth proportional to 1,347,127.44, 2,019,244.98 and 671,874.78 is: 1,007,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,127.44 : 2,019,244.98 = 671,874.78 : x
  2. Step 2: Convert to fraction form
    1,347,127.44/2,019,244.98 = 671,874.78/x
  3. Step 3: Cross multiply
    1,347,127.44x = 2,019,244.98 × 671,874.78
  4. Step 4: Simplify right side
    1,347,127.44x = 1,356,679,776,703.60
  5. Step 5: Solve for x
    x = 1,356,679,776,703.60/1,347,127.44
  6. Step 6: Final answer
    x = 1,007,090.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.