Home / 2,908,915.86-4,014,221.56-1,584,309.49

Finding the Fourth Proportional to 2,908,915.86, 4,014,221.56 and 1,584,309.49

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Solution

The fourth proportional to 2,908,915.86, 4,014,221.56 and 1,584,309.49 is: 2,186,302.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,915.86 : 4,014,221.56 = 1,584,309.49 : x
  2. Step 2: Convert to fraction form
    2,908,915.86/4,014,221.56 = 1,584,309.49/x
  3. Step 3: Cross multiply
    2,908,915.86x = 4,014,221.56 × 1,584,309.49
  4. Step 4: Simplify right side
    2,908,915.86x = 6,359,769,312,470.61
  5. Step 5: Solve for x
    x = 6,359,769,312,470.61/2,908,915.86
  6. Step 6: Final answer
    x = 2,186,302.26

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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.