Home / 1,891,684.64-2,837,977.40-612,292.35

Finding the Fourth Proportional to 1,891,684.64, 2,837,977.40 and 612,292.35

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Solution

The fourth proportional to 1,891,684.64, 2,837,977.40 and 612,292.35 is: 918,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,684.64 : 2,837,977.40 = 612,292.35 : x
  2. Step 2: Convert to fraction form
    1,891,684.64/2,837,977.40 = 612,292.35/x
  3. Step 3: Cross multiply
    1,891,684.64x = 2,837,977.40 × 612,292.35
  4. Step 4: Simplify right side
    1,891,684.64x = 1,737,671,851,966.69
  5. Step 5: Solve for x
    x = 1,737,671,851,966.69/1,891,684.64
  6. Step 6: Final answer
    x = 918,584.32

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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.