Home / 2,681,869.86-4,018,380.63-1,545,586.44

Finding the Fourth Proportional to 2,681,869.86, 4,018,380.63 and 1,545,586.44

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Solution

The fourth proportional to 2,681,869.86, 4,018,380.63 and 1,545,586.44 is: 2,315,829.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,869.86 : 4,018,380.63 = 1,545,586.44 : x
  2. Step 2: Convert to fraction form
    2,681,869.86/4,018,380.63 = 1,545,586.44/x
  3. Step 3: Cross multiply
    2,681,869.86x = 4,018,380.63 × 1,545,586.44
  4. Step 4: Simplify right side
    2,681,869.86x = 6,210,754,612,486.66
  5. Step 5: Solve for x
    x = 6,210,754,612,486.66/2,681,869.86
  6. Step 6: Final answer
    x = 2,315,829.98

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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.