Home / 1,011,938.16-1,396,339.71-649,852.47

Finding the Fourth Proportional to 1,011,938.16, 1,396,339.71 and 649,852.47

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Solution

The fourth proportional to 1,011,938.16, 1,396,339.71 and 649,852.47 is: 896,709.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,938.16 : 1,396,339.71 = 649,852.47 : x
  2. Step 2: Convert to fraction form
    1,011,938.16/1,396,339.71 = 649,852.47/x
  3. Step 3: Cross multiply
    1,011,938.16x = 1,396,339.71 × 649,852.47
  4. Step 4: Simplify right side
    1,011,938.16x = 907,414,810,721.06
  5. Step 5: Solve for x
    x = 907,414,810,721.06/1,011,938.16
  6. Step 6: Final answer
    x = 896,709.74

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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.