Home / 1,095,129.80-1,642,541.10-347,251.40

Finding the Fourth Proportional to 1,095,129.80, 1,642,541.10 and 347,251.40

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Solution

The fourth proportional to 1,095,129.80, 1,642,541.10 and 347,251.40 is: 520,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,129.80 : 1,642,541.10 = 347,251.40 : x
  2. Step 2: Convert to fraction form
    1,095,129.80/1,642,541.10 = 347,251.40/x
  3. Step 3: Cross multiply
    1,095,129.80x = 1,642,541.10 × 347,251.40
  4. Step 4: Simplify right side
    1,095,129.80x = 570,374,696,532.54
  5. Step 5: Solve for x
    x = 570,374,696,532.54/1,095,129.80
  6. Step 6: Final answer
    x = 520,828.40

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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.