Home / 1,805,891.81-2,709,254.60-607,784.85

Finding the Fourth Proportional to 1,805,891.81, 2,709,254.60 and 607,784.85

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Solution

The fourth proportional to 1,805,891.81, 2,709,254.60 and 607,784.85 is: 911,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,891.81 : 2,709,254.60 = 607,784.85 : x
  2. Step 2: Convert to fraction form
    1,805,891.81/2,709,254.60 = 607,784.85/x
  3. Step 3: Cross multiply
    1,805,891.81x = 2,709,254.60 × 607,784.85
  4. Step 4: Simplify right side
    1,805,891.81x = 1,646,643,897,633.89
  5. Step 5: Solve for x
    x = 1,646,643,897,633.89/1,805,891.81
  6. Step 6: Final answer
    x = 911,817.58

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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.