Home / 1,065,779.40-1,597,308.30-433,979.40

Finding the Fourth Proportional to 1,065,779.40, 1,597,308.30 and 433,979.40

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Solution

The fourth proportional to 1,065,779.40, 1,597,308.30 and 433,979.40 is: 650,414.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,779.40 : 1,597,308.30 = 433,979.40 : x
  2. Step 2: Convert to fraction form
    1,065,779.40/1,597,308.30 = 433,979.40/x
  3. Step 3: Cross multiply
    1,065,779.40x = 1,597,308.30 × 433,979.40
  4. Step 4: Simplify right side
    1,065,779.40x = 693,198,897,649.02
  5. Step 5: Solve for x
    x = 693,198,897,649.02/1,065,779.40
  6. Step 6: Final answer
    x = 650,414.99

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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.