Home / 2,976,019.20-4,465,065.60-1,294,329.60

Finding the Fourth Proportional to 2,976,019.20, 4,465,065.60 and 1,294,329.60

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Solution

The fourth proportional to 2,976,019.20, 4,465,065.60 and 1,294,329.60 is: 1,941,945.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,019.20 : 4,465,065.60 = 1,294,329.60 : x
  2. Step 2: Convert to fraction form
    2,976,019.20/4,465,065.60 = 1,294,329.60/x
  3. Step 3: Cross multiply
    2,976,019.20x = 4,465,065.60 × 1,294,329.60
  4. Step 4: Simplify right side
    2,976,019.20x = 5,779,266,572,021.76
  5. Step 5: Solve for x
    x = 5,779,266,572,021.76/2,976,019.20
  6. Step 6: Final answer
    x = 1,941,945.32

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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.