Home / 1,009,360.20-1,392,948.18-579,726.48

Finding the Fourth Proportional to 1,009,360.20, 1,392,948.18 and 579,726.48

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Solution

The fourth proportional to 1,009,360.20, 1,392,948.18 and 579,726.48 is: 800,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,360.20 : 1,392,948.18 = 579,726.48 : x
  2. Step 2: Convert to fraction form
    1,009,360.20/1,392,948.18 = 579,726.48/x
  3. Step 3: Cross multiply
    1,009,360.20x = 1,392,948.18 × 579,726.48
  4. Step 4: Simplify right side
    1,009,360.20x = 807,528,945,213.81
  5. Step 5: Solve for x
    x = 807,528,945,213.81/1,009,360.20
  6. Step 6: Final answer
    x = 800,040.41

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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.