Home / 1,528,206.60-2,293,346.70-994,427.40

Finding the Fourth Proportional to 1,528,206.60, 2,293,346.70 and 994,427.40

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Solution

The fourth proportional to 1,528,206.60, 2,293,346.70 and 994,427.40 is: 1,492,315.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,206.60 : 2,293,346.70 = 994,427.40 : x
  2. Step 2: Convert to fraction form
    1,528,206.60/2,293,346.70 = 994,427.40/x
  3. Step 3: Cross multiply
    1,528,206.60x = 2,293,346.70 × 994,427.40
  4. Step 4: Simplify right side
    1,528,206.60x = 2,280,566,796,179.58
  5. Step 5: Solve for x
    x = 2,280,566,796,179.58/1,528,206.60
  6. Step 6: Final answer
    x = 1,492,315.76

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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.