Home / 1,373,428.28-1,895,353.71-761,606.84

Finding the Fourth Proportional to 1,373,428.28, 1,895,353.71 and 761,606.84

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Solution

The fourth proportional to 1,373,428.28, 1,895,353.71 and 761,606.84 is: 1,051,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,428.28 : 1,895,353.71 = 761,606.84 : x
  2. Step 2: Convert to fraction form
    1,373,428.28/1,895,353.71 = 761,606.84/x
  3. Step 3: Cross multiply
    1,373,428.28x = 1,895,353.71 × 761,606.84
  4. Step 4: Simplify right side
    1,373,428.28x = 1,443,514,349,755.38
  5. Step 5: Solve for x
    x = 1,443,514,349,755.38/1,373,428.28
  6. Step 6: Final answer
    x = 1,051,030.02

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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.