Home / 1,670,985.77-2,505,701.05-605,984.81

Finding the Fourth Proportional to 1,670,985.77, 2,505,701.05 and 605,984.81

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Solution

The fourth proportional to 1,670,985.77, 2,505,701.05 and 605,984.81 is: 908,695.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,985.77 : 2,505,701.05 = 605,984.81 : x
  2. Step 2: Convert to fraction form
    1,670,985.77/2,505,701.05 = 605,984.81/x
  3. Step 3: Cross multiply
    1,670,985.77x = 2,505,701.05 × 605,984.81
  4. Step 4: Simplify right side
    1,670,985.77x = 1,518,416,760,657.58
  5. Step 5: Solve for x
    x = 1,518,416,760,657.58/1,670,985.77
  6. Step 6: Final answer
    x = 908,695.21

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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.