Home / 1,974,008.43-2,961,117.95-626,278.86

Finding the Fourth Proportional to 1,974,008.43, 2,961,117.95 and 626,278.86

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Solution

The fourth proportional to 1,974,008.43, 2,961,117.95 and 626,278.86 is: 939,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,008.43 : 2,961,117.95 = 626,278.86 : x
  2. Step 2: Convert to fraction form
    1,974,008.43/2,961,117.95 = 626,278.86/x
  3. Step 3: Cross multiply
    1,974,008.43x = 2,961,117.95 × 626,278.86
  4. Step 4: Simplify right side
    1,974,008.43x = 1,854,485,570,920.14
  5. Step 5: Solve for x
    x = 1,854,485,570,920.14/1,974,008.43
  6. Step 6: Final answer
    x = 939,451.70

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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.