Home / 897,454.20-1,346,915.70-890,455.80

Finding the Fourth Proportional to 897,454.20, 1,346,915.70 and 890,455.80

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Solution

The fourth proportional to 897,454.20, 1,346,915.70 and 890,455.80 is: 1,336,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,454.20 : 1,346,915.70 = 890,455.80 : x
  2. Step 2: Convert to fraction form
    897,454.20/1,346,915.70 = 890,455.80/x
  3. Step 3: Cross multiply
    897,454.20x = 1,346,915.70 × 890,455.80
  4. Step 4: Simplify right side
    897,454.20x = 1,199,368,897,176.06
  5. Step 5: Solve for x
    x = 1,199,368,897,176.06/897,454.20
  6. Step 6: Final answer
    x = 1,336,412.37

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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.