Home / 1,160,389.14-1,740,189.54-402,053.63

Finding the Fourth Proportional to 1,160,389.14, 1,740,189.54 and 402,053.63

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Solution

The fourth proportional to 1,160,389.14, 1,740,189.54 and 402,053.63 is: 602,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,389.14 : 1,740,189.54 = 402,053.63 : x
  2. Step 2: Convert to fraction form
    1,160,389.14/1,740,189.54 = 402,053.63/x
  3. Step 3: Cross multiply
    1,160,389.14x = 1,740,189.54 × 402,053.63
  4. Step 4: Simplify right side
    1,160,389.14x = 699,649,512,744.08
  5. Step 5: Solve for x
    x = 699,649,512,744.08/1,160,389.14
  6. Step 6: Final answer
    x = 602,943.86

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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.