Home / 3,212,691.12-4,433,547.96-1,762,389.36

Finding the Fourth Proportional to 3,212,691.12, 4,433,547.96 and 1,762,389.36

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Solution

The fourth proportional to 3,212,691.12, 4,433,547.96 and 1,762,389.36 is: 2,432,116.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,691.12 : 4,433,547.96 = 1,762,389.36 : x
  2. Step 2: Convert to fraction form
    3,212,691.12/4,433,547.96 = 1,762,389.36/x
  3. Step 3: Cross multiply
    3,212,691.12x = 4,433,547.96 × 1,762,389.36
  4. Step 4: Simplify right side
    3,212,691.12x = 7,813,637,751,753.71
  5. Step 5: Solve for x
    x = 7,813,637,751,753.71/3,212,691.12
  6. Step 6: Final answer
    x = 2,432,116.09

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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.