Home / 1,772,355.80-2,658,015.30-634,986.20

Finding the Fourth Proportional to 1,772,355.80, 2,658,015.30 and 634,986.20

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Solution

The fourth proportional to 1,772,355.80, 2,658,015.30 and 634,986.20 is: 952,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,355.80 : 2,658,015.30 = 634,986.20 : x
  2. Step 2: Convert to fraction form
    1,772,355.80/2,658,015.30 = 634,986.20/x
  3. Step 3: Cross multiply
    1,772,355.80x = 2,658,015.30 × 634,986.20
  4. Step 4: Simplify right side
    1,772,355.80x = 1,687,803,034,888.86
  5. Step 5: Solve for x
    x = 1,687,803,034,888.86/1,772,355.80
  6. Step 6: Final answer
    x = 952,293.57

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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.