Home / 1,642,590.48-2,267,841.60-1,470,209.52

Finding the Fourth Proportional to 1,642,590.48, 2,267,841.60 and 1,470,209.52

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Solution

The fourth proportional to 1,642,590.48, 2,267,841.60 and 1,470,209.52 is: 2,029,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,590.48 : 2,267,841.60 = 1,470,209.52 : x
  2. Step 2: Convert to fraction form
    1,642,590.48/2,267,841.60 = 1,470,209.52/x
  3. Step 3: Cross multiply
    1,642,590.48x = 2,267,841.60 × 1,470,209.52
  4. Step 4: Simplify right side
    1,642,590.48x = 3,334,202,310,172.03
  5. Step 5: Solve for x
    x = 3,334,202,310,172.03/1,642,590.48
  6. Step 6: Final answer
    x = 2,029,843.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.