Home / 1,415,348.56-1,953,161.72-803,496.24

Finding the Fourth Proportional to 1,415,348.56, 1,953,161.72 and 803,496.24

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Solution

The fourth proportional to 1,415,348.56, 1,953,161.72 and 803,496.24 is: 1,108,813.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,348.56 : 1,953,161.72 = 803,496.24 : x
  2. Step 2: Convert to fraction form
    1,415,348.56/1,953,161.72 = 803,496.24/x
  3. Step 3: Cross multiply
    1,415,348.56x = 1,953,161.72 × 803,496.24
  4. Step 4: Simplify right side
    1,415,348.56x = 1,569,358,098,131.93
  5. Step 5: Solve for x
    x = 1,569,358,098,131.93/1,415,348.56
  6. Step 6: Final answer
    x = 1,108,813.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.