Home / 1,110,708.83-1,666,127.84-312,052.65

Finding the Fourth Proportional to 1,110,708.83, 1,666,127.84 and 312,052.65

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Solution

The fourth proportional to 1,110,708.83, 1,666,127.84 and 312,052.65 is: 468,097.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,708.83 : 1,666,127.84 = 312,052.65 : x
  2. Step 2: Convert to fraction form
    1,110,708.83/1,666,127.84 = 312,052.65/x
  3. Step 3: Cross multiply
    1,110,708.83x = 1,666,127.84 × 312,052.65
  4. Step 4: Simplify right side
    1,110,708.83x = 519,919,606,150.51
  5. Step 5: Solve for x
    x = 519,919,606,150.51/1,110,708.83
  6. Step 6: Final answer
    x = 468,097.12

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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.