Home / 1,871,038.92-2,581,840.89-1,381,268.93

Finding the Fourth Proportional to 1,871,038.92, 2,581,840.89 and 1,381,268.93

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Solution

The fourth proportional to 1,871,038.92, 2,581,840.89 and 1,381,268.93 is: 1,906,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,038.92 : 2,581,840.89 = 1,381,268.93 : x
  2. Step 2: Convert to fraction form
    1,871,038.92/2,581,840.89 = 1,381,268.93/x
  3. Step 3: Cross multiply
    1,871,038.92x = 2,581,840.89 × 1,381,268.93
  4. Step 4: Simplify right side
    1,871,038.92x = 3,566,216,590,651.34
  5. Step 5: Solve for x
    x = 3,566,216,590,651.34/1,871,038.92
  6. Step 6: Final answer
    x = 1,906,008.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.