Home / 1,110,460.68-1,666,354.62-1,020,115.71

Finding the Fourth Proportional to 1,110,460.68, 1,666,354.62 and 1,020,115.71

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Solution

The fourth proportional to 1,110,460.68, 1,666,354.62 and 1,020,115.71 is: 1,530,783.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,460.68 : 1,666,354.62 = 1,020,115.71 : x
  2. Step 2: Convert to fraction form
    1,110,460.68/1,666,354.62 = 1,020,115.71/x
  3. Step 3: Cross multiply
    1,110,460.68x = 1,666,354.62 × 1,020,115.71
  4. Step 4: Simplify right side
    1,110,460.68x = 1,699,874,526,293.08
  5. Step 5: Solve for x
    x = 1,699,874,526,293.08/1,110,460.68
  6. Step 6: Final answer
    x = 1,530,783.18

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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.