Home / 1,930,751.78-2,896,266.18-510,791

Finding the Fourth Proportional to 1,930,751.78, 2,896,266.18 and 510,791

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Solution

The fourth proportional to 1,930,751.78, 2,896,266.18 and 510,791 is: 766,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,751.78 : 2,896,266.18 = 510,791 : x
  2. Step 2: Convert to fraction form
    1,930,751.78/2,896,266.18 = 510,791/x
  3. Step 3: Cross multiply
    1,930,751.78x = 2,896,266.18 × 510,791
  4. Step 4: Simplify right side
    1,930,751.78x = 1,479,386,698,348.38
  5. Step 5: Solve for x
    x = 1,479,386,698,348.38/1,930,751.78
  6. Step 6: Final answer
    x = 766,223.14

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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.