Home / 4,657,992.40-6,986,988.60-1,292,199.40

Finding the Fourth Proportional to 4,657,992.40, 6,986,988.60 and 1,292,199.40

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Solution

The fourth proportional to 4,657,992.40, 6,986,988.60 and 1,292,199.40 is: 1,938,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657,992.40 : 6,986,988.60 = 1,292,199.40 : x
  2. Step 2: Convert to fraction form
    4,657,992.40/6,986,988.60 = 1,292,199.40/x
  3. Step 3: Cross multiply
    4,657,992.40x = 6,986,988.60 × 1,292,199.40
  4. Step 4: Simplify right side
    4,657,992.40x = 9,028,582,476,726.84
  5. Step 5: Solve for x
    x = 9,028,582,476,726.84/4,657,992.40
  6. Step 6: Final answer
    x = 1,938,299.10

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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.