Home / 2,864,156.16-3,952,564.08-1,575,005.76

Finding the Fourth Proportional to 2,864,156.16, 3,952,564.08 and 1,575,005.76

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Solution

The fourth proportional to 2,864,156.16, 3,952,564.08 and 1,575,005.76 is: 2,173,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,156.16 : 3,952,564.08 = 1,575,005.76 : x
  2. Step 2: Convert to fraction form
    2,864,156.16/3,952,564.08 = 1,575,005.76/x
  3. Step 3: Cross multiply
    2,864,156.16x = 3,952,564.08 × 1,575,005.76
  4. Step 4: Simplify right side
    2,864,156.16x = 6,225,311,192,769.10
  5. Step 5: Solve for x
    x = 6,225,311,192,769.10/2,864,156.16
  6. Step 6: Final answer
    x = 2,173,523.66

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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.