Home / 1,209,800.82-1,813,435.08-451,337.04

Finding the Fourth Proportional to 1,209,800.82, 1,813,435.08 and 451,337.04

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Solution

The fourth proportional to 1,209,800.82, 1,813,435.08 and 451,337.04 is: 676,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,800.82 : 1,813,435.08 = 451,337.04 : x
  2. Step 2: Convert to fraction form
    1,209,800.82/1,813,435.08 = 451,337.04/x
  3. Step 3: Cross multiply
    1,209,800.82x = 1,813,435.08 × 451,337.04
  4. Step 4: Simplify right side
    1,209,800.82x = 818,470,421,239.36
  5. Step 5: Solve for x
    x = 818,470,421,239.36/1,209,800.82
  6. Step 6: Final answer
    x = 676,533.20

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1.5x scale

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.