Home / 1,776,938.98-2,665,406.40-578,859.38

Finding the Fourth Proportional to 1,776,938.98, 2,665,406.40 and 578,859.38

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Solution

The fourth proportional to 1,776,938.98, 2,665,406.40 and 578,859.38 is: 868,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,938.98 : 2,665,406.40 = 578,859.38 : x
  2. Step 2: Convert to fraction form
    1,776,938.98/2,665,406.40 = 578,859.38/x
  3. Step 3: Cross multiply
    1,776,938.98x = 2,665,406.40 × 578,859.38
  4. Step 4: Simplify right side
    1,776,938.98x = 1,542,895,496,152.03
  5. Step 5: Solve for x
    x = 1,542,895,496,152.03/1,776,938.98
  6. Step 6: Final answer
    x = 868,288.40

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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.