Home / 1,265,381.32-1,746,221.49-684,602.58

Finding the Fourth Proportional to 1,265,381.32, 1,746,221.49 and 684,602.58

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Solution

The fourth proportional to 1,265,381.32, 1,746,221.49 and 684,602.58 is: 944,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,381.32 : 1,746,221.49 = 684,602.58 : x
  2. Step 2: Convert to fraction form
    1,265,381.32/1,746,221.49 = 684,602.58/x
  3. Step 3: Cross multiply
    1,265,381.32x = 1,746,221.49 × 684,602.58
  4. Step 4: Simplify right side
    1,265,381.32x = 1,195,467,743,853.77
  5. Step 5: Solve for x
    x = 1,195,467,743,853.77/1,265,381.32
  6. Step 6: Final answer
    x = 944,749.01

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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.