Home / 1,401,439.02-1,933,985.36-756,859.34

Finding the Fourth Proportional to 1,401,439.02, 1,933,985.36 and 756,859.34

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Solution

The fourth proportional to 1,401,439.02, 1,933,985.36 and 756,859.34 is: 1,044,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,439.02 : 1,933,985.36 = 756,859.34 : x
  2. Step 2: Convert to fraction form
    1,401,439.02/1,933,985.36 = 756,859.34/x
  3. Step 3: Cross multiply
    1,401,439.02x = 1,933,985.36 × 756,859.34
  4. Step 4: Simplify right side
    1,401,439.02x = 1,463,754,889,866.37
  5. Step 5: Solve for x
    x = 1,463,754,889,866.37/1,401,439.02
  6. Step 6: Final answer
    x = 1,044,465.63

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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.