Home / 1,871,895.78-2,807,843.76-609,723.36

Finding the Fourth Proportional to 1,871,895.78, 2,807,843.76 and 609,723.36

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Solution

The fourth proportional to 1,871,895.78, 2,807,843.76 and 609,723.36 is: 914,585.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,895.78 : 2,807,843.76 = 609,723.36 : x
  2. Step 2: Convert to fraction form
    1,871,895.78/2,807,843.76 = 609,723.36/x
  3. Step 3: Cross multiply
    1,871,895.78x = 2,807,843.76 × 609,723.36
  4. Step 4: Simplify right side
    1,871,895.78x = 1,712,007,931,702.23
  5. Step 5: Solve for x
    x = 1,712,007,931,702.23/1,871,895.78
  6. Step 6: Final answer
    x = 914,585.07

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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.