Home / 893,426.80-1,340,140.20-849,881.20

Finding the Fourth Proportional to 893,426.80, 1,340,140.20 and 849,881.20

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Solution

The fourth proportional to 893,426.80, 1,340,140.20 and 849,881.20 is: 1,274,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,426.80 : 1,340,140.20 = 849,881.20 : x
  2. Step 2: Convert to fraction form
    893,426.80/1,340,140.20 = 849,881.20/x
  3. Step 3: Cross multiply
    893,426.80x = 1,340,140.20 × 849,881.20
  4. Step 4: Simplify right side
    893,426.80x = 1,138,959,961,344.24
  5. Step 5: Solve for x
    x = 1,138,959,961,344.24/893,426.80
  6. Step 6: Final answer
    x = 1,274,821.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.