Home / 2,889,298.10-4,335,156.77-1,269,231.32

Finding the Fourth Proportional to 2,889,298.10, 4,335,156.77 and 1,269,231.32

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Solution

The fourth proportional to 2,889,298.10, 4,335,156.77 and 1,269,231.32 is: 1,904,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,298.10 : 4,335,156.77 = 1,269,231.32 : x
  2. Step 2: Convert to fraction form
    2,889,298.10/4,335,156.77 = 1,269,231.32/x
  3. Step 3: Cross multiply
    2,889,298.10x = 4,335,156.77 × 1,269,231.32
  4. Step 4: Simplify right side
    2,889,298.10x = 5,502,316,721,572.10
  5. Step 5: Solve for x
    x = 5,502,316,721,572.10/2,889,298.10
  6. Step 6: Final answer
    x = 1,904,378.34

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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.