Home / 1,478,862.19-2,218,071.27-467,852.78

Finding the Fourth Proportional to 1,478,862.19, 2,218,071.27 and 467,852.78

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Solution

The fourth proportional to 1,478,862.19, 2,218,071.27 and 467,852.78 is: 701,708.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,862.19 : 2,218,071.27 = 467,852.78 : x
  2. Step 2: Convert to fraction form
    1,478,862.19/2,218,071.27 = 467,852.78/x
  3. Step 3: Cross multiply
    1,478,862.19x = 2,218,071.27 × 467,852.78
  4. Step 4: Simplify right side
    1,478,862.19x = 1,037,730,809,907.63
  5. Step 5: Solve for x
    x = 1,037,730,809,907.63/1,478,862.19
  6. Step 6: Final answer
    x = 701,708.93

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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.