Home / 2,142,001.80-3,213,002.70-2,047,523.40

Finding the Fourth Proportional to 2,142,001.80, 3,213,002.70 and 2,047,523.40

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Solution

The fourth proportional to 2,142,001.80, 3,213,002.70 and 2,047,523.40 is: 3,071,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,001.80 : 3,213,002.70 = 2,047,523.40 : x
  2. Step 2: Convert to fraction form
    2,142,001.80/3,213,002.70 = 2,047,523.40/x
  3. Step 3: Cross multiply
    2,142,001.80x = 3,213,002.70 × 2,047,523.40
  4. Step 4: Simplify right side
    2,142,001.80x = 6,578,698,212,513.18
  5. Step 5: Solve for x
    x = 6,578,698,212,513.18/2,142,001.80
  6. Step 6: Final answer
    x = 3,071,285.10

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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.