Home / 1,212,599.25-1,818,891.59-314,038.71

Finding the Fourth Proportional to 1,212,599.25, 1,818,891.59 and 314,038.71

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Solution

The fourth proportional to 1,212,599.25, 1,818,891.59 and 314,038.71 is: 471,056.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,599.25 : 1,818,891.59 = 314,038.71 : x
  2. Step 2: Convert to fraction form
    1,212,599.25/1,818,891.59 = 314,038.71/x
  3. Step 3: Cross multiply
    1,212,599.25x = 1,818,891.59 × 314,038.71
  4. Step 4: Simplify right side
    1,212,599.25x = 571,202,366,983.26
  5. Step 5: Solve for x
    x = 571,202,366,983.26/1,212,599.25
  6. Step 6: Final answer
    x = 471,056.18

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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.