Home / 1,838,319.60-2,757,479.40-1,642,364.40

Finding the Fourth Proportional to 1,838,319.60, 2,757,479.40 and 1,642,364.40

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Solution

The fourth proportional to 1,838,319.60, 2,757,479.40 and 1,642,364.40 is: 2,463,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,319.60 : 2,757,479.40 = 1,642,364.40 : x
  2. Step 2: Convert to fraction form
    1,838,319.60/2,757,479.40 = 1,642,364.40/x
  3. Step 3: Cross multiply
    1,838,319.60x = 2,757,479.40 × 1,642,364.40
  4. Step 4: Simplify right side
    1,838,319.60x = 4,528,786,000,293.36
  5. Step 5: Solve for x
    x = 4,528,786,000,293.36/1,838,319.60
  6. Step 6: Final answer
    x = 2,463,546.60

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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.