Home / 6,271,943.28-9,407,916.54-1,784,219.28

Finding the Fourth Proportional to 6,271,943.28, 9,407,916.54 and 1,784,219.28

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Solution

The fourth proportional to 6,271,943.28, 9,407,916.54 and 1,784,219.28 is: 2,676,329.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271,943.28 : 9,407,916.54 = 1,784,219.28 : x
  2. Step 2: Convert to fraction form
    6,271,943.28/9,407,916.54 = 1,784,219.28/x
  3. Step 3: Cross multiply
    6,271,943.28x = 9,407,916.54 × 1,784,219.28
  4. Step 4: Simplify right side
    6,271,943.28x = 16,785,786,075,298.89
  5. Step 5: Solve for x
    x = 16,785,786,075,298.89/6,271,943.28
  6. Step 6: Final answer
    x = 2,676,329.38

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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.