Home / 1,348,501.50-1,860,143.94-839,367.90

Finding the Fourth Proportional to 1,348,501.50, 1,860,143.94 and 839,367.90

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Solution

The fourth proportional to 1,348,501.50, 1,860,143.94 and 839,367.90 is: 1,157,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,501.50 : 1,860,143.94 = 839,367.90 : x
  2. Step 2: Convert to fraction form
    1,348,501.50/1,860,143.94 = 839,367.90/x
  3. Step 3: Cross multiply
    1,348,501.50x = 1,860,143.94 × 839,367.90
  4. Step 4: Simplify right side
    1,348,501.50x = 1,561,345,112,615.53
  5. Step 5: Solve for x
    x = 1,561,345,112,615.53/1,348,501.50
  6. Step 6: Final answer
    x = 1,157,837.13

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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.