Home / 1,124,869.32-1,552,388.22-641,527.74

Finding the Fourth Proportional to 1,124,869.32, 1,552,388.22 and 641,527.74

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Solution

The fourth proportional to 1,124,869.32, 1,552,388.22 and 641,527.74 is: 885,347.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,869.32 : 1,552,388.22 = 641,527.74 : x
  2. Step 2: Convert to fraction form
    1,124,869.32/1,552,388.22 = 641,527.74/x
  3. Step 3: Cross multiply
    1,124,869.32x = 1,552,388.22 × 641,527.74
  4. Step 4: Simplify right side
    1,124,869.32x = 995,900,106,379.22
  5. Step 5: Solve for x
    x = 995,900,106,379.22/1,124,869.32
  6. Step 6: Final answer
    x = 885,347.38

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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.