Home / 2,941,411.35-4,412,371.16-811,495.47

Finding the Fourth Proportional to 2,941,411.35, 4,412,371.16 and 811,495.47

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Solution

The fourth proportional to 2,941,411.35, 4,412,371.16 and 811,495.47 is: 1,217,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,411.35 : 4,412,371.16 = 811,495.47 : x
  2. Step 2: Convert to fraction form
    2,941,411.35/4,412,371.16 = 811,495.47/x
  3. Step 3: Cross multiply
    2,941,411.35x = 4,412,371.16 × 811,495.47
  4. Step 4: Simplify right side
    2,941,411.35x = 3,580,619,208,298.65
  5. Step 5: Solve for x
    x = 3,580,619,208,298.65/2,941,411.35
  6. Step 6: Final answer
    x = 1,217,313.32

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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.