Home / 1,685,742.10-2,528,613.15-548,611.45

Finding the Fourth Proportional to 1,685,742.10, 2,528,613.15 and 548,611.45

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Solution

The fourth proportional to 1,685,742.10, 2,528,613.15 and 548,611.45 is: 822,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,742.10 : 2,528,613.15 = 548,611.45 : x
  2. Step 2: Convert to fraction form
    1,685,742.10/2,528,613.15 = 548,611.45/x
  3. Step 3: Cross multiply
    1,685,742.10x = 2,528,613.15 × 548,611.45
  4. Step 4: Simplify right side
    1,685,742.10x = 1,387,226,126,710.57
  5. Step 5: Solve for x
    x = 1,387,226,126,710.57/1,685,742.10
  6. Step 6: Final answer
    x = 822,917.18

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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.