Home / 2,913,701.34-4,369,806.48-863,882.57

Finding the Fourth Proportional to 2,913,701.34, 4,369,806.48 and 863,882.57

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Solution

The fourth proportional to 2,913,701.34, 4,369,806.48 and 863,882.57 is: 1,295,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,701.34 : 4,369,806.48 = 863,882.57 : x
  2. Step 2: Convert to fraction form
    2,913,701.34/4,369,806.48 = 863,882.57/x
  3. Step 3: Cross multiply
    2,913,701.34x = 4,369,806.48 × 863,882.57
  4. Step 4: Simplify right side
    2,913,701.34x = 3,774,999,656,362.82
  5. Step 5: Solve for x
    x = 3,774,999,656,362.82/2,913,701.34
  6. Step 6: Final answer
    x = 1,295,602.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.