Home / 1,282,971.35-1,770,556.04-710,011.71

Finding the Fourth Proportional to 1,282,971.35, 1,770,556.04 and 710,011.71

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Solution

The fourth proportional to 1,282,971.35, 1,770,556.04 and 710,011.71 is: 979,846.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,971.35 : 1,770,556.04 = 710,011.71 : x
  2. Step 2: Convert to fraction form
    1,282,971.35/1,770,556.04 = 710,011.71/x
  3. Step 3: Cross multiply
    1,282,971.35x = 1,770,556.04 × 710,011.71
  4. Step 4: Simplify right side
    1,282,971.35x = 1,257,115,518,061.17
  5. Step 5: Solve for x
    x = 1,257,115,518,061.17/1,282,971.35
  6. Step 6: Final answer
    x = 979,846.92

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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.