Home / 1,019,747.40-1,529,621.10-547,355.40

Finding the Fourth Proportional to 1,019,747.40, 1,529,621.10 and 547,355.40

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Solution

The fourth proportional to 1,019,747.40, 1,529,621.10 and 547,355.40 is: 821,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,747.40 : 1,529,621.10 = 547,355.40 : x
  2. Step 2: Convert to fraction form
    1,019,747.40/1,529,621.10 = 547,355.40/x
  3. Step 3: Cross multiply
    1,019,747.40x = 1,529,621.10 × 547,355.40
  4. Step 4: Simplify right side
    1,019,747.40x = 837,246,369,038.94
  5. Step 5: Solve for x
    x = 837,246,369,038.94/1,019,747.40
  6. Step 6: Final answer
    x = 821,033.10

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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.