Home / 1,779,876.64-2,666,704.56-1,482,271.84

Finding the Fourth Proportional to 1,779,876.64, 2,666,704.56 and 1,482,271.84

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Solution

The fourth proportional to 1,779,876.64, 2,666,704.56 and 1,482,271.84 is: 2,220,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,876.64 : 2,666,704.56 = 1,482,271.84 : x
  2. Step 2: Convert to fraction form
    1,779,876.64/2,666,704.56 = 1,482,271.84/x
  3. Step 3: Cross multiply
    1,779,876.64x = 2,666,704.56 × 1,482,271.84
  4. Step 4: Simplify right side
    1,779,876.64x = 3,952,781,074,887.59
  5. Step 5: Solve for x
    x = 3,952,781,074,887.59/1,779,876.64
  6. Step 6: Final answer
    x = 2,220,817.44

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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.