Home / 1,122,967.06-1,549,852.59-714,938.56

Finding the Fourth Proportional to 1,122,967.06, 1,549,852.59 and 714,938.56

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Solution

The fourth proportional to 1,122,967.06, 1,549,852.59 and 714,938.56 is: 986,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,967.06 : 1,549,852.59 = 714,938.56 : x
  2. Step 2: Convert to fraction form
    1,122,967.06/1,549,852.59 = 714,938.56/x
  3. Step 3: Cross multiply
    1,122,967.06x = 1,549,852.59 × 714,938.56
  4. Step 4: Simplify right side
    1,122,967.06x = 1,108,049,378,906.87
  5. Step 5: Solve for x
    x = 1,108,049,378,906.87/1,122,967.06
  6. Step 6: Final answer
    x = 986,715.83

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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.