Home / 1,610,851.86-2,223,032.65-885,755.05

Finding the Fourth Proportional to 1,610,851.86, 2,223,032.65 and 885,755.05

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Solution

The fourth proportional to 1,610,851.86, 2,223,032.65 and 885,755.05 is: 1,222,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,851.86 : 2,223,032.65 = 885,755.05 : x
  2. Step 2: Convert to fraction form
    1,610,851.86/2,223,032.65 = 885,755.05/x
  3. Step 3: Cross multiply
    1,610,851.86x = 2,223,032.65 × 885,755.05
  4. Step 4: Simplify right side
    1,610,851.86x = 1,969,062,388,280.41
  5. Step 5: Solve for x
    x = 1,969,062,388,280.41/1,610,851.86
  6. Step 6: Final answer
    x = 1,222,373.35

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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.