Home / 2,181,657.01-3,010,823.40-1,201,595.83

Finding the Fourth Proportional to 2,181,657.01, 3,010,823.40 and 1,201,595.83

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Solution

The fourth proportional to 2,181,657.01, 3,010,823.40 and 1,201,595.83 is: 1,658,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,657.01 : 3,010,823.40 = 1,201,595.83 : x
  2. Step 2: Convert to fraction form
    2,181,657.01/3,010,823.40 = 1,201,595.83/x
  3. Step 3: Cross multiply
    2,181,657.01x = 3,010,823.40 × 1,201,595.83
  4. Step 4: Simplify right side
    2,181,657.01x = 3,617,792,842,306.42
  5. Step 5: Solve for x
    x = 3,617,792,842,306.42/2,181,657.01
  6. Step 6: Final answer
    x = 1,658,277.55

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1.5x scale

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.