Home / 1,359,039.06-1,875,477.65-747,254.36

Finding the Fourth Proportional to 1,359,039.06, 1,875,477.65 and 747,254.36

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Solution

The fourth proportional to 1,359,039.06, 1,875,477.65 and 747,254.36 is: 1,031,213.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,039.06 : 1,875,477.65 = 747,254.36 : x
  2. Step 2: Convert to fraction form
    1,359,039.06/1,875,477.65 = 747,254.36/x
  3. Step 3: Cross multiply
    1,359,039.06x = 1,875,477.65 × 747,254.36
  4. Step 4: Simplify right side
    1,359,039.06x = 1,401,458,851,997.48
  5. Step 5: Solve for x
    x = 1,401,458,851,997.48/1,359,039.06
  6. Step 6: Final answer
    x = 1,031,213.08

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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.