Home / 1,205,012.64-1,806,257.52-406,018.08

Finding the Fourth Proportional to 1,205,012.64, 1,806,257.52 and 406,018.08

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Solution

The fourth proportional to 1,205,012.64, 1,806,257.52 and 406,018.08 is: 608,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,012.64 : 1,806,257.52 = 406,018.08 : x
  2. Step 2: Convert to fraction form
    1,205,012.64/1,806,257.52 = 406,018.08/x
  3. Step 3: Cross multiply
    1,205,012.64x = 1,806,257.52 × 406,018.08
  4. Step 4: Simplify right side
    1,205,012.64x = 733,373,210,255.96
  5. Step 5: Solve for x
    x = 733,373,210,255.96/1,205,012.64
  6. Step 6: Final answer
    x = 608,602.09

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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.