Home / 1,173,807.43-1,619,825.03-657,557.90

Finding the Fourth Proportional to 1,173,807.43, 1,619,825.03 and 657,557.90

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Solution

The fourth proportional to 1,173,807.43, 1,619,825.03 and 657,557.90 is: 907,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,807.43 : 1,619,825.03 = 657,557.90 : x
  2. Step 2: Convert to fraction form
    1,173,807.43/1,619,825.03 = 657,557.90/x
  3. Step 3: Cross multiply
    1,173,807.43x = 1,619,825.03 × 657,557.90
  4. Step 4: Simplify right side
    1,173,807.43x = 1,065,128,742,247.51
  5. Step 5: Solve for x
    x = 1,065,128,742,247.51/1,173,807.43
  6. Step 6: Final answer
    x = 907,413.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.