Home / 1,516,811.25-2,275,223.10-379,570.35

Finding the Fourth Proportional to 1,516,811.25, 2,275,223.10 and 379,570.35

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Solution

The fourth proportional to 1,516,811.25, 2,275,223.10 and 379,570.35 is: 569,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,811.25 : 2,275,223.10 = 379,570.35 : x
  2. Step 2: Convert to fraction form
    1,516,811.25/2,275,223.10 = 379,570.35/x
  3. Step 3: Cross multiply
    1,516,811.25x = 2,275,223.10 × 379,570.35
  4. Step 4: Simplify right side
    1,516,811.25x = 863,607,228,395.09
  5. Step 5: Solve for x
    x = 863,607,228,395.09/1,516,811.25
  6. Step 6: Final answer
    x = 569,357.08

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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.