Home / 3,134,861.76-4,326,156.63-1,758,510.57

Finding the Fourth Proportional to 3,134,861.76, 4,326,156.63 and 1,758,510.57

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Solution

The fourth proportional to 3,134,861.76, 4,326,156.63 and 1,758,510.57 is: 2,426,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,861.76 : 4,326,156.63 = 1,758,510.57 : x
  2. Step 2: Convert to fraction form
    3,134,861.76/4,326,156.63 = 1,758,510.57/x
  3. Step 3: Cross multiply
    3,134,861.76x = 4,326,156.63 × 1,758,510.57
  4. Step 4: Simplify right side
    3,134,861.76x = 7,607,592,161,330.58
  5. Step 5: Solve for x
    x = 7,607,592,161,330.58/3,134,861.76
  6. Step 6: Final answer
    x = 2,426,771.18

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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.