Home / 1,871,752.32-2,583,018.12-1,012,312.56

Finding the Fourth Proportional to 1,871,752.32, 2,583,018.12 and 1,012,312.56

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Solution

The fourth proportional to 1,871,752.32, 2,583,018.12 and 1,012,312.56 is: 1,396,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,752.32 : 2,583,018.12 = 1,012,312.56 : x
  2. Step 2: Convert to fraction form
    1,871,752.32/2,583,018.12 = 1,012,312.56/x
  3. Step 3: Cross multiply
    1,871,752.32x = 2,583,018.12 × 1,012,312.56
  4. Step 4: Simplify right side
    1,871,752.32x = 2,614,821,685,583.59
  5. Step 5: Solve for x
    x = 2,614,821,685,583.59/1,871,752.32
  6. Step 6: Final answer
    x = 1,396,991.29

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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.