Home / 1,280,669.29-1,916,547.53-794,124

Finding the Fourth Proportional to 1,280,669.29, 1,916,547.53 and 794,124

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Solution

The fourth proportional to 1,280,669.29, 1,916,547.53 and 794,124 is: 1,188,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,669.29 : 1,916,547.53 = 794,124 : x
  2. Step 2: Convert to fraction form
    1,280,669.29/1,916,547.53 = 794,124/x
  3. Step 3: Cross multiply
    1,280,669.29x = 1,916,547.53 × 794,124
  4. Step 4: Simplify right side
    1,280,669.29x = 1,521,976,386,743.10
  5. Step 5: Solve for x
    x = 1,521,976,386,743.10/1,280,669.29
  6. Step 6: Final answer
    x = 1,188,422.65

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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.