Home / 1,436,750.46-2,154,501.05-411,855.02

Finding the Fourth Proportional to 1,436,750.46, 2,154,501.05 and 411,855.02

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Solution

The fourth proportional to 1,436,750.46, 2,154,501.05 and 411,855.02 is: 617,603.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,750.46 : 2,154,501.05 = 411,855.02 : x
  2. Step 2: Convert to fraction form
    1,436,750.46/2,154,501.05 = 411,855.02/x
  3. Step 3: Cross multiply
    1,436,750.46x = 2,154,501.05 × 411,855.02
  4. Step 4: Simplify right side
    1,436,750.46x = 887,342,073,037.77
  5. Step 5: Solve for x
    x = 887,342,073,037.77/1,436,750.46
  6. Step 6: Final answer
    x = 617,603.47

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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.