Home / 1,597,988.40-2,205,209.40-872,835.90

Finding the Fourth Proportional to 1,597,988.40, 2,205,209.40 and 872,835.90

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Solution

The fourth proportional to 1,597,988.40, 2,205,209.40 and 872,835.90 is: 1,204,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597,988.40 : 2,205,209.40 = 872,835.90 : x
  2. Step 2: Convert to fraction form
    1,597,988.40/2,205,209.40 = 872,835.90/x
  3. Step 3: Cross multiply
    1,597,988.40x = 2,205,209.40 × 872,835.90
  4. Step 4: Simplify right side
    1,597,988.40x = 1,924,785,931,337.46
  5. Step 5: Solve for x
    x = 1,924,785,931,337.46/1,597,988.40
  6. Step 6: Final answer
    x = 1,204,505.57

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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.