Home / 3,109,259.32-4,666,547.40-1,217,329.36

Finding the Fourth Proportional to 3,109,259.32, 4,666,547.40 and 1,217,329.36

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Solution

The fourth proportional to 3,109,259.32, 4,666,547.40 and 1,217,329.36 is: 1,827,034.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,259.32 : 4,666,547.40 = 1,217,329.36 : x
  2. Step 2: Convert to fraction form
    3,109,259.32/4,666,547.40 = 1,217,329.36/x
  3. Step 3: Cross multiply
    3,109,259.32x = 4,666,547.40 × 1,217,329.36
  4. Step 4: Simplify right side
    3,109,259.32x = 5,680,725,159,851.67
  5. Step 5: Solve for x
    x = 5,680,725,159,851.67/3,109,259.32
  6. Step 6: Final answer
    x = 1,827,034.86

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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.