Home / 1,690,357.60-2,535,314.46-837,097.12

Finding the Fourth Proportional to 1,690,357.60, 2,535,314.46 and 837,097.12

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Solution

The fourth proportional to 1,690,357.60, 2,535,314.46 and 837,097.12 is: 1,255,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,357.60 : 2,535,314.46 = 837,097.12 : x
  2. Step 2: Convert to fraction form
    1,690,357.60/2,535,314.46 = 837,097.12/x
  3. Step 3: Cross multiply
    1,690,357.60x = 2,535,314.46 × 837,097.12
  4. Step 4: Simplify right side
    1,690,357.60x = 2,122,304,432,760.36
  5. Step 5: Solve for x
    x = 2,122,304,432,760.36/1,690,357.60
  6. Step 6: Final answer
    x = 1,255,535.77

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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.