Home / 1,013,518.72-1,398,433.74-605,559.28

Finding the Fourth Proportional to 1,013,518.72, 1,398,433.74 and 605,559.28

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Solution

The fourth proportional to 1,013,518.72, 1,398,433.74 and 605,559.28 is: 835,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,518.72 : 1,398,433.74 = 605,559.28 : x
  2. Step 2: Convert to fraction form
    1,013,518.72/1,398,433.74 = 605,559.28/x
  3. Step 3: Cross multiply
    1,013,518.72x = 1,398,433.74 × 605,559.28
  4. Step 4: Simplify right side
    1,013,518.72x = 846,834,528,722.11
  5. Step 5: Solve for x
    x = 846,834,528,722.11/1,013,518.72
  6. Step 6: Final answer
    x = 835,539.11

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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.