Home / 1,186,790.58-1,780,410.51-476,874.18

Finding the Fourth Proportional to 1,186,790.58, 1,780,410.51 and 476,874.18

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Solution

The fourth proportional to 1,186,790.58, 1,780,410.51 and 476,874.18 is: 715,401.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,790.58 : 1,780,410.51 = 476,874.18 : x
  2. Step 2: Convert to fraction form
    1,186,790.58/1,780,410.51 = 476,874.18/x
  3. Step 3: Cross multiply
    1,186,790.58x = 1,780,410.51 × 476,874.18
  4. Step 4: Simplify right side
    1,186,790.58x = 849,031,802,019.63
  5. Step 5: Solve for x
    x = 849,031,802,019.63/1,186,790.58
  6. Step 6: Final answer
    x = 715,401.53

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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.