Home / 1,373,064.78-1,894,941.18-761,409.24

Finding the Fourth Proportional to 1,373,064.78, 1,894,941.18 and 761,409.24

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Solution

The fourth proportional to 1,373,064.78, 1,894,941.18 and 761,409.24 is: 1,050,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,064.78 : 1,894,941.18 = 761,409.24 : x
  2. Step 2: Convert to fraction form
    1,373,064.78/1,894,941.18 = 761,409.24/x
  3. Step 3: Cross multiply
    1,373,064.78x = 1,894,941.18 × 761,409.24
  4. Step 4: Simplify right side
    1,373,064.78x = 1,442,825,723,708.50
  5. Step 5: Solve for x
    x = 1,442,825,723,708.50/1,373,064.78
  6. Step 6: Final answer
    x = 1,050,806.74

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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.