Home / 2,871,967.38-3,963,990.36-1,785,059.82

Finding the Fourth Proportional to 2,871,967.38, 3,963,990.36 and 1,785,059.82

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Solution

The fourth proportional to 2,871,967.38, 3,963,990.36 and 1,785,059.82 is: 2,463,802.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,967.38 : 3,963,990.36 = 1,785,059.82 : x
  2. Step 2: Convert to fraction form
    2,871,967.38/3,963,990.36 = 1,785,059.82/x
  3. Step 3: Cross multiply
    2,871,967.38x = 3,963,990.36 × 1,785,059.82
  4. Step 4: Simplify right side
    2,871,967.38x = 7,075,959,918,503.34
  5. Step 5: Solve for x
    x = 7,075,959,918,503.34/2,871,967.38
  6. Step 6: Final answer
    x = 2,463,802.33

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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.