Home / 1,464,906.60-2,021,524.02-811,505.70

Finding the Fourth Proportional to 1,464,906.60, 2,021,524.02 and 811,505.70

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Solution

The fourth proportional to 1,464,906.60, 2,021,524.02 and 811,505.70 is: 1,119,851.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,906.60 : 2,021,524.02 = 811,505.70 : x
  2. Step 2: Convert to fraction form
    1,464,906.60/2,021,524.02 = 811,505.70/x
  3. Step 3: Cross multiply
    1,464,906.60x = 2,021,524.02 × 811,505.70
  4. Step 4: Simplify right side
    1,464,906.60x = 1,640,478,264,916.91
  5. Step 5: Solve for x
    x = 1,640,478,264,916.91/1,464,906.60
  6. Step 6: Final answer
    x = 1,119,851.78

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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.