Home / 2,400,378.60-3,312,580-1,367,864.31

Finding the Fourth Proportional to 2,400,378.60, 3,312,580 and 1,367,864.31

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Solution

The fourth proportional to 2,400,378.60, 3,312,580 and 1,367,864.31 is: 1,887,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,378.60 : 3,312,580 = 1,367,864.31 : x
  2. Step 2: Convert to fraction form
    2,400,378.60/3,312,580 = 1,367,864.31/x
  3. Step 3: Cross multiply
    2,400,378.60x = 3,312,580 × 1,367,864.31
  4. Step 4: Simplify right side
    2,400,378.60x = 4,531,159,956,019.80
  5. Step 5: Solve for x
    x = 4,531,159,956,019.80/2,400,378.60
  6. Step 6: Final answer
    x = 1,887,685.53

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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.