Home / 1,790,141.42-2,470,447.50-974,397.74

Finding the Fourth Proportional to 1,790,141.42, 2,470,447.50 and 974,397.74

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Solution

The fourth proportional to 1,790,141.42, 2,470,447.50 and 974,397.74 is: 1,344,697.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,141.42 : 2,470,447.50 = 974,397.74 : x
  2. Step 2: Convert to fraction form
    1,790,141.42/2,470,447.50 = 974,397.74/x
  3. Step 3: Cross multiply
    1,790,141.42x = 2,470,447.50 × 974,397.74
  4. Step 4: Simplify right side
    1,790,141.42x = 2,407,198,460,788.65
  5. Step 5: Solve for x
    x = 2,407,198,460,788.65/1,790,141.42
  6. Step 6: Final answer
    x = 1,344,697.37

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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.