Home / 2,920,882.56-4,370,666.16-1,723,378.56

Finding the Fourth Proportional to 2,920,882.56, 4,370,666.16 and 1,723,378.56

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Solution

The fourth proportional to 2,920,882.56, 4,370,666.16 and 1,723,378.56 is: 2,578,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,882.56 : 4,370,666.16 = 1,723,378.56 : x
  2. Step 2: Convert to fraction form
    2,920,882.56/4,370,666.16 = 1,723,378.56/x
  3. Step 3: Cross multiply
    2,920,882.56x = 4,370,666.16 × 1,723,378.56
  4. Step 4: Simplify right side
    2,920,882.56x = 7,532,312,353,061.53
  5. Step 5: Solve for x
    x = 7,532,312,353,061.53/2,920,882.56
  6. Step 6: Final answer
    x = 2,578,779.60

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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.