Home / 1,095,709.17-1,512,071.28-612,275.52

Finding the Fourth Proportional to 1,095,709.17, 1,512,071.28 and 612,275.52

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Solution

The fourth proportional to 1,095,709.17, 1,512,071.28 and 612,275.52 is: 844,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,709.17 : 1,512,071.28 = 612,275.52 : x
  2. Step 2: Convert to fraction form
    1,095,709.17/1,512,071.28 = 612,275.52/x
  3. Step 3: Cross multiply
    1,095,709.17x = 1,512,071.28 × 612,275.52
  4. Step 4: Simplify right side
    1,095,709.17x = 925,804,229,239.07
  5. Step 5: Solve for x
    x = 925,804,229,239.07/1,095,709.17
  6. Step 6: Final answer
    x = 844,936.10

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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.