Home / 1,693,614.60-2,337,101.10-1,005,315.48

Finding the Fourth Proportional to 1,693,614.60, 2,337,101.10 and 1,005,315.48

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Solution

The fourth proportional to 1,693,614.60, 2,337,101.10 and 1,005,315.48 is: 1,387,283.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,614.60 : 2,337,101.10 = 1,005,315.48 : x
  2. Step 2: Convert to fraction form
    1,693,614.60/2,337,101.10 = 1,005,315.48/x
  3. Step 3: Cross multiply
    1,693,614.60x = 2,337,101.10 × 1,005,315.48
  4. Step 4: Simplify right side
    1,693,614.60x = 2,349,523,914,155.03
  5. Step 5: Solve for x
    x = 2,349,523,914,155.03/1,693,614.60
  6. Step 6: Final answer
    x = 1,387,283.69

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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.