Home / 2,864,188.92-3,952,609.74-1,575,038.82

Finding the Fourth Proportional to 2,864,188.92, 3,952,609.74 and 1,575,038.82

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Solution

The fourth proportional to 2,864,188.92, 3,952,609.74 and 1,575,038.82 is: 2,173,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,188.92 : 3,952,609.74 = 1,575,038.82 : x
  2. Step 2: Convert to fraction form
    2,864,188.92/3,952,609.74 = 1,575,038.82/x
  3. Step 3: Cross multiply
    2,864,188.92x = 3,952,609.74 × 1,575,038.82
  4. Step 4: Simplify right side
    2,864,188.92x = 6,225,513,780,810.11
  5. Step 5: Solve for x
    x = 6,225,513,780,810.11/2,864,188.92
  6. Step 6: Final answer
    x = 2,173,569.54

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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.