Home / 1,871,840.36-2,583,140.10-1,056,217.16

Finding the Fourth Proportional to 1,871,840.36, 2,583,140.10 and 1,056,217.16

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Solution

The fourth proportional to 1,871,840.36, 2,583,140.10 and 1,056,217.16 is: 1,457,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,840.36 : 2,583,140.10 = 1,056,217.16 : x
  2. Step 2: Convert to fraction form
    1,871,840.36/2,583,140.10 = 1,056,217.16/x
  3. Step 3: Cross multiply
    1,871,840.36x = 2,583,140.10 × 1,056,217.16
  4. Step 4: Simplify right side
    1,871,840.36x = 2,728,356,900,304.12
  5. Step 5: Solve for x
    x = 2,728,356,900,304.12/1,871,840.36
  6. Step 6: Final answer
    x = 1,457,579.91

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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.