Home / 1,779,404.80-2,669,107.20-657,241.60

Finding the Fourth Proportional to 1,779,404.80, 2,669,107.20 and 657,241.60

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Solution

The fourth proportional to 1,779,404.80, 2,669,107.20 and 657,241.60 is: 985,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,404.80 : 2,669,107.20 = 657,241.60 : x
  2. Step 2: Convert to fraction form
    1,779,404.80/2,669,107.20 = 657,241.60/x
  3. Step 3: Cross multiply
    1,779,404.80x = 2,669,107.20 × 657,241.60
  4. Step 4: Simplify right side
    1,779,404.80x = 1,754,248,286,699.52
  5. Step 5: Solve for x
    x = 1,754,248,286,699.52/1,779,404.80
  6. Step 6: Final answer
    x = 985,862.40

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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.