Home / 1,853,870.04-2,778,559.47-786,670.20

Finding the Fourth Proportional to 1,853,870.04, 2,778,559.47 and 786,670.20

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Solution

The fourth proportional to 1,853,870.04, 2,778,559.47 and 786,670.20 is: 1,179,052.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,870.04 : 2,778,559.47 = 786,670.20 : x
  2. Step 2: Convert to fraction form
    1,853,870.04/2,778,559.47 = 786,670.20/x
  3. Step 3: Cross multiply
    1,853,870.04x = 2,778,559.47 × 786,670.20
  4. Step 4: Simplify right side
    1,853,870.04x = 2,185,809,933,976.79
  5. Step 5: Solve for x
    x = 2,185,809,933,976.79/1,853,870.04
  6. Step 6: Final answer
    x = 1,179,052.41

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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.