Home / 1,779,426.30-2,669,139.45-1,480,244.70

Finding the Fourth Proportional to 1,779,426.30, 2,669,139.45 and 1,480,244.70

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Solution

The fourth proportional to 1,779,426.30, 2,669,139.45 and 1,480,244.70 is: 2,220,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,426.30 : 2,669,139.45 = 1,480,244.70 : x
  2. Step 2: Convert to fraction form
    1,779,426.30/2,669,139.45 = 1,480,244.70/x
  3. Step 3: Cross multiply
    1,779,426.30x = 2,669,139.45 × 1,480,244.70
  4. Step 4: Simplify right side
    1,779,426.30x = 3,950,979,524,423.42
  5. Step 5: Solve for x
    x = 3,950,979,524,423.42/1,779,426.30
  6. Step 6: Final answer
    x = 2,220,367.05

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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.