Home / 1,426,827.60-2,140,338.60-454,114.80

Finding the Fourth Proportional to 1,426,827.60, 2,140,338.60 and 454,114.80

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Solution

The fourth proportional to 1,426,827.60, 2,140,338.60 and 454,114.80 is: 681,203.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,827.60 : 2,140,338.60 = 454,114.80 : x
  2. Step 2: Convert to fraction form
    1,426,827.60/2,140,338.60 = 454,114.80/x
  3. Step 3: Cross multiply
    1,426,827.60x = 2,140,338.60 × 454,114.80
  4. Step 4: Simplify right side
    1,426,827.60x = 971,959,435,271.28
  5. Step 5: Solve for x
    x = 971,959,435,271.28/1,426,827.60
  6. Step 6: Final answer
    x = 681,203.14

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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.