Home / 3,915,102.36-5,871,681.54-1,075,073.88

Finding the Fourth Proportional to 3,915,102.36, 5,871,681.54 and 1,075,073.88

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Solution

The fourth proportional to 3,915,102.36, 5,871,681.54 and 1,075,073.88 is: 1,612,343.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,102.36 : 5,871,681.54 = 1,075,073.88 : x
  2. Step 2: Convert to fraction form
    3,915,102.36/5,871,681.54 = 1,075,073.88/x
  3. Step 3: Cross multiply
    3,915,102.36x = 5,871,681.54 × 1,075,073.88
  4. Step 4: Simplify right side
    3,915,102.36x = 6,312,491,455,332.18
  5. Step 5: Solve for x
    x = 6,312,491,455,332.18/3,915,102.36
  6. Step 6: Final answer
    x = 1,612,343.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.