Home / 1,282,965.35-1,770,547.75-710,005.70

Finding the Fourth Proportional to 1,282,965.35, 1,770,547.75 and 710,005.70

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Solution

The fourth proportional to 1,282,965.35, 1,770,547.75 and 710,005.70 is: 979,838.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,965.35 : 1,770,547.75 = 710,005.70 : x
  2. Step 2: Convert to fraction form
    1,282,965.35/1,770,547.75 = 710,005.70/x
  3. Step 3: Cross multiply
    1,282,965.35x = 1,770,547.75 × 710,005.70
  4. Step 4: Simplify right side
    1,282,965.35x = 1,257,098,997,273.53
  5. Step 5: Solve for x
    x = 1,257,098,997,273.53/1,282,965.35
  6. Step 6: Final answer
    x = 979,838.62

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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.