Home / 1,791,060.60-2,686,590.90-1,557,780.60

Finding the Fourth Proportional to 1,791,060.60, 2,686,590.90 and 1,557,780.60

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Solution

The fourth proportional to 1,791,060.60, 2,686,590.90 and 1,557,780.60 is: 2,336,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,060.60 : 2,686,590.90 = 1,557,780.60 : x
  2. Step 2: Convert to fraction form
    1,791,060.60/2,686,590.90 = 1,557,780.60/x
  3. Step 3: Cross multiply
    1,791,060.60x = 2,686,590.90 × 1,557,780.60
  4. Step 4: Simplify right side
    1,791,060.60x = 4,185,119,184,156.54
  5. Step 5: Solve for x
    x = 4,185,119,184,156.54/1,791,060.60
  6. Step 6: Final answer
    x = 2,336,670.90

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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.