Home / 5,151,407.74-7,108,587.08-2,859,388

Finding the Fourth Proportional to 5,151,407.74, 7,108,587.08 and 2,859,388

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Solution

The fourth proportional to 5,151,407.74, 7,108,587.08 and 2,859,388 is: 3,945,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151,407.74 : 7,108,587.08 = 2,859,388 : x
  2. Step 2: Convert to fraction form
    5,151,407.74/7,108,587.08 = 2,859,388/x
  3. Step 3: Cross multiply
    5,151,407.74x = 7,108,587.08 × 2,859,388
  4. Step 4: Simplify right side
    5,151,407.74x = 20,326,208,579,210.10
  5. Step 5: Solve for x
    x = 20,326,208,579,210.10/5,151,407.74
  6. Step 6: Final answer
    x = 3,945,758.05

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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.