Home / 1,126,199.26-1,689,430.12-368,097.58

Finding the Fourth Proportional to 1,126,199.26, 1,689,430.12 and 368,097.58

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Solution

The fourth proportional to 1,126,199.26, 1,689,430.12 and 368,097.58 is: 552,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,199.26 : 1,689,430.12 = 368,097.58 : x
  2. Step 2: Convert to fraction form
    1,126,199.26/1,689,430.12 = 368,097.58/x
  3. Step 3: Cross multiply
    1,126,199.26x = 1,689,430.12 × 368,097.58
  4. Step 4: Simplify right side
    1,126,199.26x = 621,875,128,463.47
  5. Step 5: Solve for x
    x = 621,875,128,463.47/1,126,199.26
  6. Step 6: Final answer
    x = 552,189.26

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1.5x scale

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.