Home / 3,385,585.79-5,078,319.87-1,363,778.02

Finding the Fourth Proportional to 3,385,585.79, 5,078,319.87 and 1,363,778.02

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Solution

The fourth proportional to 3,385,585.79, 5,078,319.87 and 1,363,778.02 is: 2,045,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,585.79 : 5,078,319.87 = 1,363,778.02 : x
  2. Step 2: Convert to fraction form
    3,385,585.79/5,078,319.87 = 1,363,778.02/x
  3. Step 3: Cross multiply
    3,385,585.79x = 5,078,319.87 × 1,363,778.02
  4. Step 4: Simplify right side
    3,385,585.79x = 6,925,701,015,802.18
  5. Step 5: Solve for x
    x = 6,925,701,015,802.18/3,385,585.79
  6. Step 6: Final answer
    x = 2,045,643.34

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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.