Home / 1,871,702.78-2,582,951.55-1,012,263.05

Finding the Fourth Proportional to 1,871,702.78, 2,582,951.55 and 1,012,263.05

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Solution

The fourth proportional to 1,871,702.78, 2,582,951.55 and 1,012,263.05 is: 1,396,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,702.78 : 2,582,951.55 = 1,012,263.05 : x
  2. Step 2: Convert to fraction form
    1,871,702.78/2,582,951.55 = 1,012,263.05/x
  3. Step 3: Cross multiply
    1,871,702.78x = 2,582,951.55 × 1,012,263.05
  4. Step 4: Simplify right side
    1,871,702.78x = 2,614,626,401,090.47
  5. Step 5: Solve for x
    x = 2,614,626,401,090.47/1,871,702.78
  6. Step 6: Final answer
    x = 1,396,923.93

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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.