Home / 1,426,779.60-2,140,266.60-454,066.80

Finding the Fourth Proportional to 1,426,779.60, 2,140,266.60 and 454,066.80

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Solution

The fourth proportional to 1,426,779.60, 2,140,266.60 and 454,066.80 is: 681,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,779.60 : 2,140,266.60 = 454,066.80 : x
  2. Step 2: Convert to fraction form
    1,426,779.60/2,140,266.60 = 454,066.80/x
  3. Step 3: Cross multiply
    1,426,779.60x = 2,140,266.60 × 454,066.80
  4. Step 4: Simplify right side
    1,426,779.60x = 971,824,006,208.88
  5. Step 5: Solve for x
    x = 971,824,006,208.88/1,426,779.60
  6. Step 6: Final answer
    x = 681,131.13

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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.