Home / 1,598,012.40-2,205,242.46-872,859.90

Finding the Fourth Proportional to 1,598,012.40, 2,205,242.46 and 872,859.90

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Solution

The fourth proportional to 1,598,012.40, 2,205,242.46 and 872,859.90 is: 1,204,538.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,012.40 : 2,205,242.46 = 872,859.90 : x
  2. Step 2: Convert to fraction form
    1,598,012.40/2,205,242.46 = 872,859.90/x
  3. Step 3: Cross multiply
    1,598,012.40x = 2,205,242.46 × 872,859.90
  4. Step 4: Simplify right side
    1,598,012.40x = 1,924,867,713,111.35
  5. Step 5: Solve for x
    x = 1,924,867,713,111.35/1,598,012.40
  6. Step 6: Final answer
    x = 1,204,538.66

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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.