Home / 1,178,292.76-1,626,228.70-694,911.08

Finding the Fourth Proportional to 1,178,292.76, 1,626,228.70 and 694,911.08

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Solution

The fourth proportional to 1,178,292.76, 1,626,228.70 and 694,911.08 is: 959,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,292.76 : 1,626,228.70 = 694,911.08 : x
  2. Step 2: Convert to fraction form
    1,178,292.76/1,626,228.70 = 694,911.08/x
  3. Step 3: Cross multiply
    1,178,292.76x = 1,626,228.70 × 694,911.08
  4. Step 4: Simplify right side
    1,178,292.76x = 1,130,084,344,572.29
  5. Step 5: Solve for x
    x = 1,130,084,344,572.29/1,178,292.76
  6. Step 6: Final answer
    x = 959,086.22

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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.