Home / 2,380,970.56-3,285,763.52-1,293,263.40

Finding the Fourth Proportional to 2,380,970.56, 3,285,763.52 and 1,293,263.40

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Solution

The fourth proportional to 2,380,970.56, 3,285,763.52 and 1,293,263.40 is: 1,784,716.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,970.56 : 3,285,763.52 = 1,293,263.40 : x
  2. Step 2: Convert to fraction form
    2,380,970.56/3,285,763.52 = 1,293,263.40/x
  3. Step 3: Cross multiply
    2,380,970.56x = 3,285,763.52 × 1,293,263.40
  4. Step 4: Simplify right side
    2,380,970.56x = 4,249,357,701,471.17
  5. Step 5: Solve for x
    x = 4,249,357,701,471.17/2,380,970.56
  6. Step 6: Final answer
    x = 1,784,716.61

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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.