Home / 2,031,002.91-2,802,784.04-1,125,643.23

Finding the Fourth Proportional to 2,031,002.91, 2,802,784.04 and 1,125,643.23

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Solution

The fourth proportional to 2,031,002.91, 2,802,784.04 and 1,125,643.23 is: 1,553,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,002.91 : 2,802,784.04 = 1,125,643.23 : x
  2. Step 2: Convert to fraction form
    2,031,002.91/2,802,784.04 = 1,125,643.23/x
  3. Step 3: Cross multiply
    2,031,002.91x = 2,802,784.04 × 1,125,643.23
  4. Step 4: Simplify right side
    2,031,002.91x = 3,154,934,869,971.14
  5. Step 5: Solve for x
    x = 3,154,934,869,971.14/2,031,002.91
  6. Step 6: Final answer
    x = 1,553,387.67

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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.