Home / 1,971,828.06-2,721,124.54-1,066,410.06

Finding the Fourth Proportional to 1,971,828.06, 2,721,124.54 and 1,066,410.06

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Solution

The fourth proportional to 1,971,828.06, 2,721,124.54 and 1,066,410.06 is: 1,471,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,828.06 : 2,721,124.54 = 1,066,410.06 : x
  2. Step 2: Convert to fraction form
    1,971,828.06/2,721,124.54 = 1,066,410.06/x
  3. Step 3: Cross multiply
    1,971,828.06x = 2,721,124.54 × 1,066,410.06
  4. Step 4: Simplify right side
    1,971,828.06x = 2,901,834,583,968.87
  5. Step 5: Solve for x
    x = 2,901,834,583,968.87/1,971,828.06
  6. Step 6: Final answer
    x = 1,471,646.87

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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.