Home / 1,511,216-2,085,478.08-832,150.88

Finding the Fourth Proportional to 1,511,216, 2,085,478.08 and 832,150.88

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Solution

The fourth proportional to 1,511,216, 2,085,478.08 and 832,150.88 is: 1,148,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,216 : 2,085,478.08 = 832,150.88 : x
  2. Step 2: Convert to fraction form
    1,511,216/2,085,478.08 = 832,150.88/x
  3. Step 3: Cross multiply
    1,511,216x = 2,085,478.08 × 832,150.88
  4. Step 4: Simplify right side
    1,511,216x = 1,735,432,419,492.71
  5. Step 5: Solve for x
    x = 1,735,432,419,492.71/1,511,216
  6. Step 6: Final answer
    x = 1,148,368.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.