Home / 1,326,491.80-1,986,627.30-903,477.40

Finding the Fourth Proportional to 1,326,491.80, 1,986,627.30 and 903,477.40

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Solution

The fourth proportional to 1,326,491.80, 1,986,627.30 and 903,477.40 is: 1,353,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,491.80 : 1,986,627.30 = 903,477.40 : x
  2. Step 2: Convert to fraction form
    1,326,491.80/1,986,627.30 = 903,477.40/x
  3. Step 3: Cross multiply
    1,326,491.80x = 1,986,627.30 × 903,477.40
  4. Step 4: Simplify right side
    1,326,491.80x = 1,794,872,867,773.02
  5. Step 5: Solve for x
    x = 1,794,872,867,773.02/1,326,491.80
  6. Step 6: Final answer
    x = 1,353,097.60

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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.