Home / 3,158,561.18-4,358,814.43-1,708,256.62

Finding the Fourth Proportional to 3,158,561.18, 4,358,814.43 and 1,708,256.62

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Solution

The fourth proportional to 3,158,561.18, 4,358,814.43 and 1,708,256.62 is: 2,357,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,561.18 : 4,358,814.43 = 1,708,256.62 : x
  2. Step 2: Convert to fraction form
    3,158,561.18/4,358,814.43 = 1,708,256.62/x
  3. Step 3: Cross multiply
    3,158,561.18x = 4,358,814.43 × 1,708,256.62
  4. Step 4: Simplify right side
    3,158,561.18x = 7,445,973,583,604.95
  5. Step 5: Solve for x
    x = 7,445,973,583,604.95/3,158,561.18
  6. Step 6: Final answer
    x = 2,357,394.13

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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.