Home / 1,470,403.60-2,205,605.40-998,544.40

Finding the Fourth Proportional to 1,470,403.60, 2,205,605.40 and 998,544.40

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Solution

The fourth proportional to 1,470,403.60, 2,205,605.40 and 998,544.40 is: 1,497,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,403.60 : 2,205,605.40 = 998,544.40 : x
  2. Step 2: Convert to fraction form
    1,470,403.60/2,205,605.40 = 998,544.40/x
  3. Step 3: Cross multiply
    1,470,403.60x = 2,205,605.40 × 998,544.40
  4. Step 4: Simplify right side
    1,470,403.60x = 2,202,394,920,779.76
  5. Step 5: Solve for x
    x = 2,202,394,920,779.76/1,470,403.60
  6. Step 6: Final answer
    x = 1,497,816.60

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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.