Home / 3,208,547.25-4,812,775.20-779,718.33

Finding the Fourth Proportional to 3,208,547.25, 4,812,775.20 and 779,718.33

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Solution

The fourth proportional to 3,208,547.25, 4,812,775.20 and 779,718.33 is: 1,169,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,547.25 : 4,812,775.20 = 779,718.33 : x
  2. Step 2: Convert to fraction form
    3,208,547.25/4,812,775.20 = 779,718.33/x
  3. Step 3: Cross multiply
    3,208,547.25x = 4,812,775.20 × 779,718.33
  4. Step 4: Simplify right side
    3,208,547.25x = 3,752,609,041,609.42
  5. Step 5: Solve for x
    x = 3,752,609,041,609.42/3,208,547.25
  6. Step 6: Final answer
    x = 1,169,566.40

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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.