Home / 1,871,903.86-2,583,227.83-1,056,280.40

Finding the Fourth Proportional to 1,871,903.86, 2,583,227.83 and 1,056,280.40

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Solution

The fourth proportional to 1,871,903.86, 2,583,227.83 and 1,056,280.40 is: 1,457,667.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,903.86 : 2,583,227.83 = 1,056,280.40 : x
  2. Step 2: Convert to fraction form
    1,871,903.86/2,583,227.83 = 1,056,280.40/x
  3. Step 3: Cross multiply
    1,871,903.86x = 2,583,227.83 × 1,056,280.40
  4. Step 4: Simplify right side
    1,871,903.86x = 2,728,612,925,563.53
  5. Step 5: Solve for x
    x = 2,728,612,925,563.53/1,871,903.86
  6. Step 6: Final answer
    x = 1,457,667.24

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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.