Home / 1,600,061.54-2,208,640.92-921,268.58

Finding the Fourth Proportional to 1,600,061.54, 2,208,640.92 and 921,268.58

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Solution

The fourth proportional to 1,600,061.54, 2,208,640.92 and 921,268.58 is: 1,271,670.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,061.54 : 2,208,640.92 = 921,268.58 : x
  2. Step 2: Convert to fraction form
    1,600,061.54/2,208,640.92 = 921,268.58/x
  3. Step 3: Cross multiply
    1,600,061.54x = 2,208,640.92 × 921,268.58
  4. Step 4: Simplify right side
    1,600,061.54x = 2,034,751,484,098.29
  5. Step 5: Solve for x
    x = 2,034,751,484,098.29/1,600,061.54
  6. Step 6: Final answer
    x = 1,271,670.77

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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.