Home / 2,849,122.85-3,931,762.65-1,542,341.43

Finding the Fourth Proportional to 2,849,122.85, 3,931,762.65 and 1,542,341.43

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Solution

The fourth proportional to 2,849,122.85, 3,931,762.65 and 1,542,341.43 is: 2,128,416.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,122.85 : 3,931,762.65 = 1,542,341.43 : x
  2. Step 2: Convert to fraction form
    2,849,122.85/3,931,762.65 = 1,542,341.43/x
  3. Step 3: Cross multiply
    2,849,122.85x = 3,931,762.65 × 1,542,341.43
  4. Step 4: Simplify right side
    2,849,122.85x = 6,064,120,428,021.59
  5. Step 5: Solve for x
    x = 6,064,120,428,021.59/2,849,122.85
  6. Step 6: Final answer
    x = 2,128,416.62

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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.