Home / 4,857,881.40-7,286,822.10-1,492,088.40

Finding the Fourth Proportional to 4,857,881.40, 7,286,822.10 and 1,492,088.40

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Solution

The fourth proportional to 4,857,881.40, 7,286,822.10 and 1,492,088.40 is: 2,238,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,881.40 : 7,286,822.10 = 1,492,088.40 : x
  2. Step 2: Convert to fraction form
    4,857,881.40/7,286,822.10 = 1,492,088.40/x
  3. Step 3: Cross multiply
    4,857,881.40x = 7,286,822.10 × 1,492,088.40
  4. Step 4: Simplify right side
    4,857,881.40x = 10,872,582,728,273.64
  5. Step 5: Solve for x
    x = 10,872,582,728,273.64/4,857,881.40
  6. Step 6: Final answer
    x = 2,238,132.60

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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.