Home / 1,265,989.95-1,898,686.85-367,194.51

Finding the Fourth Proportional to 1,265,989.95, 1,898,686.85 and 367,194.51

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Solution

The fourth proportional to 1,265,989.95, 1,898,686.85 and 367,194.51 is: 550,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,989.95 : 1,898,686.85 = 367,194.51 : x
  2. Step 2: Convert to fraction form
    1,265,989.95/1,898,686.85 = 367,194.51/x
  3. Step 3: Cross multiply
    1,265,989.95x = 1,898,686.85 × 367,194.51
  4. Step 4: Simplify right side
    1,265,989.95x = 697,187,385,693.22
  5. Step 5: Solve for x
    x = 697,187,385,693.22/1,265,989.95
  6. Step 6: Final answer
    x = 550,705.31

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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.