Home / 1,426,801.74-1,968,877.11-814,870.02

Finding the Fourth Proportional to 1,426,801.74, 1,968,877.11 and 814,870.02

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Solution

The fourth proportional to 1,426,801.74, 1,968,877.11 and 814,870.02 is: 1,124,458.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,801.74 : 1,968,877.11 = 814,870.02 : x
  2. Step 2: Convert to fraction form
    1,426,801.74/1,968,877.11 = 814,870.02/x
  3. Step 3: Cross multiply
    1,426,801.74x = 1,968,877.11 × 814,870.02
  4. Step 4: Simplify right side
    1,426,801.74x = 1,604,378,930,003.24
  5. Step 5: Solve for x
    x = 1,604,378,930,003.24/1,426,801.74
  6. Step 6: Final answer
    x = 1,124,458.21

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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.