Home / 3,726,594.54-5,142,345.95-2,178,219.20

Finding the Fourth Proportional to 3,726,594.54, 5,142,345.95 and 2,178,219.20

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Solution

The fourth proportional to 3,726,594.54, 5,142,345.95 and 2,178,219.20 is: 3,005,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,594.54 : 5,142,345.95 = 2,178,219.20 : x
  2. Step 2: Convert to fraction form
    3,726,594.54/5,142,345.95 = 2,178,219.20/x
  3. Step 3: Cross multiply
    3,726,594.54x = 5,142,345.95 × 2,178,219.20
  4. Step 4: Simplify right side
    3,726,594.54x = 11,201,156,661,066.06
  5. Step 5: Solve for x
    x = 11,201,156,661,066.06/3,726,594.54
  6. Step 6: Final answer
    x = 3,005,735.27

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1.5x scale

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.