Home / 3,685,655.90-5,528,483.85-2,091,332.90

Finding the Fourth Proportional to 3,685,655.90, 5,528,483.85 and 2,091,332.90

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Solution

The fourth proportional to 3,685,655.90, 5,528,483.85 and 2,091,332.90 is: 3,136,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,655.90 : 5,528,483.85 = 2,091,332.90 : x
  2. Step 2: Convert to fraction form
    3,685,655.90/5,528,483.85 = 2,091,332.90/x
  3. Step 3: Cross multiply
    3,685,655.90x = 5,528,483.85 × 2,091,332.90
  4. Step 4: Simplify right side
    3,685,655.90x = 11,561,900,162,623.66
  5. Step 5: Solve for x
    x = 11,561,900,162,623.66/3,685,655.90
  6. Step 6: Final answer
    x = 3,136,999.35

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Similar ratio
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1.5x scale

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.