Home / 1,348,684.96-1,861,222.80-745,111.84

Finding the Fourth Proportional to 1,348,684.96, 1,861,222.80 and 745,111.84

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Solution

The fourth proportional to 1,348,684.96, 1,861,222.80 and 745,111.84 is: 1,028,275.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,684.96 : 1,861,222.80 = 745,111.84 : x
  2. Step 2: Convert to fraction form
    1,348,684.96/1,861,222.80 = 745,111.84/x
  3. Step 3: Cross multiply
    1,348,684.96x = 1,861,222.80 × 745,111.84
  4. Step 4: Simplify right side
    1,348,684.96x = 1,386,819,145,157.95
  5. Step 5: Solve for x
    x = 1,386,819,145,157.95/1,348,684.96
  6. Step 6: Final answer
    x = 1,028,275.09

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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.