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Finding the Fourth Proportional to 4,367,978.94, 6,026,035.41 and 2,898,580.42

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Solution

The fourth proportional to 4,367,978.94, 6,026,035.41 and 2,898,580.42 is: 3,998,862.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367,978.94 : 6,026,035.41 = 2,898,580.42 : x
  2. Step 2: Convert to fraction form
    4,367,978.94/6,026,035.41 = 2,898,580.42/x
  3. Step 3: Cross multiply
    4,367,978.94x = 6,026,035.41 × 2,898,580.42
  4. Step 4: Simplify right side
    4,367,978.94x = 17,466,948,249,652.67
  5. Step 5: Solve for x
    x = 17,466,948,249,652.67/4,367,978.94
  6. Step 6: Final answer
    x = 3,998,862.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.