Home / 1,079,368.42-1,618,941.67-359,632.39

Finding the Fourth Proportional to 1,079,368.42, 1,618,941.67 and 359,632.39

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Solution

The fourth proportional to 1,079,368.42, 1,618,941.67 and 359,632.39 is: 539,411.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,368.42 : 1,618,941.67 = 359,632.39 : x
  2. Step 2: Convert to fraction form
    1,079,368.42/1,618,941.67 = 359,632.39/x
  3. Step 3: Cross multiply
    1,079,368.42x = 1,618,941.67 × 359,632.39
  4. Step 4: Simplify right side
    1,079,368.42x = 582,223,853,957.98
  5. Step 5: Solve for x
    x = 582,223,853,957.98/1,079,368.42
  6. Step 6: Final answer
    x = 539,411.61

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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.