Home / 1,973,590.22-2,723,620.40-1,209,496.16

Finding the Fourth Proportional to 1,973,590.22, 2,723,620.40 and 1,209,496.16

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Solution

The fourth proportional to 1,973,590.22, 2,723,620.40 and 1,209,496.16 is: 1,669,145.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,590.22 : 2,723,620.40 = 1,209,496.16 : x
  2. Step 2: Convert to fraction form
    1,973,590.22/2,723,620.40 = 1,209,496.16/x
  3. Step 3: Cross multiply
    1,973,590.22x = 2,723,620.40 × 1,209,496.16
  4. Step 4: Simplify right side
    1,973,590.22x = 3,294,208,395,432.08
  5. Step 5: Solve for x
    x = 3,294,208,395,432.08/1,973,590.22
  6. Step 6: Final answer
    x = 1,669,145.08

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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.