Home / 5,165,478.57-7,748,217.78-1,883,079.18

Finding the Fourth Proportional to 5,165,478.57, 7,748,217.78 and 1,883,079.18

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Solution

The fourth proportional to 5,165,478.57, 7,748,217.78 and 1,883,079.18 is: 2,824,618.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165,478.57 : 7,748,217.78 = 1,883,079.18 : x
  2. Step 2: Convert to fraction form
    5,165,478.57/7,748,217.78 = 1,883,079.18/x
  3. Step 3: Cross multiply
    5,165,478.57x = 7,748,217.78 × 1,883,079.18
  4. Step 4: Simplify right side
    5,165,478.57x = 14,590,507,583,623.82
  5. Step 5: Solve for x
    x = 14,590,507,583,623.82/5,165,478.57
  6. Step 6: Final answer
    x = 2,824,618.74

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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.