Home / 2,877,403.20-4,315,760.36-2,238,345.40

Finding the Fourth Proportional to 2,877,403.20, 4,315,760.36 and 2,238,345.40

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Solution

The fourth proportional to 2,877,403.20, 4,315,760.36 and 2,238,345.40 is: 3,357,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,403.20 : 4,315,760.36 = 2,238,345.40 : x
  2. Step 2: Convert to fraction form
    2,877,403.20/4,315,760.36 = 2,238,345.40/x
  3. Step 3: Cross multiply
    2,877,403.20x = 4,315,760.36 × 2,238,345.40
  4. Step 4: Simplify right side
    2,877,403.20x = 9,660,162,349,308.34
  5. Step 5: Solve for x
    x = 9,660,162,349,308.34/2,877,403.20
  6. Step 6: Final answer
    x = 3,357,250.16

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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.