Home / 3,558,798.12-4,911,144.02-1,927,207.25

Finding the Fourth Proportional to 3,558,798.12, 4,911,144.02 and 1,927,207.25

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Solution

The fourth proportional to 3,558,798.12, 4,911,144.02 and 1,927,207.25 is: 2,659,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,798.12 : 4,911,144.02 = 1,927,207.25 : x
  2. Step 2: Convert to fraction form
    3,558,798.12/4,911,144.02 = 1,927,207.25/x
  3. Step 3: Cross multiply
    3,558,798.12x = 4,911,144.02 × 1,927,207.25
  4. Step 4: Simplify right side
    3,558,798.12x = 9,464,792,361,138.15
  5. Step 5: Solve for x
    x = 9,464,792,361,138.15/3,558,798.12
  6. Step 6: Final answer
    x = 2,659,547.42

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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.