Home / 1,871,902.36-2,583,225.75-1,056,278.89

Finding the Fourth Proportional to 1,871,902.36, 2,583,225.75 and 1,056,278.89

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Solution

The fourth proportional to 1,871,902.36, 2,583,225.75 and 1,056,278.89 is: 1,457,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,902.36 : 2,583,225.75 = 1,056,278.89 : x
  2. Step 2: Convert to fraction form
    1,871,902.36/2,583,225.75 = 1,056,278.89/x
  3. Step 3: Cross multiply
    1,871,902.36x = 2,583,225.75 × 1,056,278.89
  4. Step 4: Simplify right side
    1,871,902.36x = 2,728,606,827,829.42
  5. Step 5: Solve for x
    x = 2,728,606,827,829.42/1,871,902.36
  6. Step 6: Final answer
    x = 1,457,665.15

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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.