Home / 3,774,052.08-5,208,140.04-2,142,445.20

Finding the Fourth Proportional to 3,774,052.08, 5,208,140.04 and 2,142,445.20

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Solution

The fourth proportional to 3,774,052.08, 5,208,140.04 and 2,142,445.20 is: 2,956,544.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,052.08 : 5,208,140.04 = 2,142,445.20 : x
  2. Step 2: Convert to fraction form
    3,774,052.08/5,208,140.04 = 2,142,445.20/x
  3. Step 3: Cross multiply
    3,774,052.08x = 5,208,140.04 × 2,142,445.20
  4. Step 4: Simplify right side
    3,774,052.08x = 11,158,154,629,625.81
  5. Step 5: Solve for x
    x = 11,158,154,629,625.81/3,774,052.08
  6. Step 6: Final answer
    x = 2,956,544.95

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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.