Home / 1,516,810.25-2,275,221.60-379,569.35

Finding the Fourth Proportional to 1,516,810.25, 2,275,221.60 and 379,569.35

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Solution

The fourth proportional to 1,516,810.25, 2,275,221.60 and 379,569.35 is: 569,355.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,810.25 : 2,275,221.60 = 379,569.35 : x
  2. Step 2: Convert to fraction form
    1,516,810.25/2,275,221.60 = 379,569.35/x
  3. Step 3: Cross multiply
    1,516,810.25x = 2,275,221.60 × 379,569.35
  4. Step 4: Simplify right side
    1,516,810.25x = 863,604,372,441.85
  5. Step 5: Solve for x
    x = 863,604,372,441.85/1,516,810.25
  6. Step 6: Final answer
    x = 569,355.58

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1.5x scale

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.