Home / 1,971,888.08-2,721,205.48-1,066,470

Finding the Fourth Proportional to 1,971,888.08, 2,721,205.48 and 1,066,470

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Solution

The fourth proportional to 1,971,888.08, 2,721,205.48 and 1,066,470 is: 1,471,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,888.08 : 2,721,205.48 = 1,066,470 : x
  2. Step 2: Convert to fraction form
    1,971,888.08/2,721,205.48 = 1,066,470/x
  3. Step 3: Cross multiply
    1,971,888.08x = 2,721,205.48 × 1,066,470
  4. Step 4: Simplify right side
    1,971,888.08x = 2,902,084,008,255.60
  5. Step 5: Solve for x
    x = 2,902,084,008,255.60/1,971,888.08
  6. Step 6: Final answer
    x = 1,471,728.56

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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.