Home / 1,911,572.46-2,637,667.68-1,095,618.96

Finding the Fourth Proportional to 1,911,572.46, 2,637,667.68 and 1,095,618.96

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Solution

The fourth proportional to 1,911,572.46, 2,637,667.68 and 1,095,618.96 is: 1,511,780.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,572.46 : 2,637,667.68 = 1,095,618.96 : x
  2. Step 2: Convert to fraction form
    1,911,572.46/2,637,667.68 = 1,095,618.96/x
  3. Step 3: Cross multiply
    1,911,572.46x = 2,637,667.68 × 1,095,618.96
  4. Step 4: Simplify right side
    1,911,572.46x = 2,889,878,720,387.21
  5. Step 5: Solve for x
    x = 2,889,878,720,387.21/1,911,572.46
  6. Step 6: Final answer
    x = 1,511,780.89

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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.