Home / 1,360,395.54-2,041,381.85-686,529.54

Finding the Fourth Proportional to 1,360,395.54, 2,041,381.85 and 686,529.54

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Solution

The fourth proportional to 1,360,395.54, 2,041,381.85 and 686,529.54 is: 1,030,192.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,395.54 : 2,041,381.85 = 686,529.54 : x
  2. Step 2: Convert to fraction form
    1,360,395.54/2,041,381.85 = 686,529.54/x
  3. Step 3: Cross multiply
    1,360,395.54x = 2,041,381.85 × 686,529.54
  4. Step 4: Simplify right side
    1,360,395.54x = 1,401,468,939,012.20
  5. Step 5: Solve for x
    x = 1,401,468,939,012.20/1,360,395.54
  6. Step 6: Final answer
    x = 1,030,192.25

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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.