Home / 4,143,962.32-5,718,727.04-2,378,148.10

Finding the Fourth Proportional to 4,143,962.32, 5,718,727.04 and 2,378,148.10

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Solution

The fourth proportional to 4,143,962.32, 5,718,727.04 and 2,378,148.10 is: 3,281,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143,962.32 : 5,718,727.04 = 2,378,148.10 : x
  2. Step 2: Convert to fraction form
    4,143,962.32/5,718,727.04 = 2,378,148.10/x
  3. Step 3: Cross multiply
    4,143,962.32x = 5,718,727.04 × 2,378,148.10
  4. Step 4: Simplify right side
    4,143,962.32x = 13,599,979,818,407.07
  5. Step 5: Solve for x
    x = 13,599,979,818,407.07/4,143,962.32
  6. Step 6: Final answer
    x = 3,281,878.25

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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.