Home / 5,262,879.18-7,894,314.15-1,980,846.83

Finding the Fourth Proportional to 5,262,879.18, 7,894,314.15 and 1,980,846.83

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Solution

The fourth proportional to 5,262,879.18, 7,894,314.15 and 1,980,846.83 is: 2,971,268.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262,879.18 : 7,894,314.15 = 1,980,846.83 : x
  2. Step 2: Convert to fraction form
    5,262,879.18/7,894,314.15 = 1,980,846.83/x
  3. Step 3: Cross multiply
    5,262,879.18x = 7,894,314.15 × 1,980,846.83
  4. Step 4: Simplify right side
    5,262,879.18x = 15,637,427,127,008.25
  5. Step 5: Solve for x
    x = 15,637,427,127,008.25/5,262,879.18
  6. Step 6: Final answer
    x = 2,971,268.50

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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.