Home / 1,126,726.15-1,688,908.24-416,301.07

Finding the Fourth Proportional to 1,126,726.15, 1,688,908.24 and 416,301.07

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Solution

The fourth proportional to 1,126,726.15, 1,688,908.24 and 416,301.07 is: 624,015.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,726.15 : 1,688,908.24 = 416,301.07 : x
  2. Step 2: Convert to fraction form
    1,126,726.15/1,688,908.24 = 416,301.07/x
  3. Step 3: Cross multiply
    1,126,726.15x = 1,688,908.24 × 416,301.07
  4. Step 4: Simplify right side
    1,126,726.15x = 703,094,307,443.82
  5. Step 5: Solve for x
    x = 703,094,307,443.82/1,126,726.15
  6. Step 6: Final answer
    x = 624,015.26

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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.