Home / 1,657,992.82-2,487,222.79-578,347.92

Finding the Fourth Proportional to 1,657,992.82, 2,487,222.79 and 578,347.92

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Solution

The fourth proportional to 1,657,992.82, 2,487,222.79 and 578,347.92 is: 867,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,992.82 : 2,487,222.79 = 578,347.92 : x
  2. Step 2: Convert to fraction form
    1,657,992.82/2,487,222.79 = 578,347.92/x
  3. Step 3: Cross multiply
    1,657,992.82x = 2,487,222.79 × 578,347.92
  4. Step 4: Simplify right side
    1,657,992.82x = 1,438,480,125,727.23
  5. Step 5: Solve for x
    x = 1,438,480,125,727.23/1,657,992.82
  6. Step 6: Final answer
    x = 867,603.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.