Home / 1,821,746.16-2,729,141.91-1,020,604.32

Finding the Fourth Proportional to 1,821,746.16, 2,729,141.91 and 1,020,604.32

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Solution

The fourth proportional to 1,821,746.16, 2,729,141.91 and 1,020,604.32 is: 1,528,958.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,746.16 : 2,729,141.91 = 1,020,604.32 : x
  2. Step 2: Convert to fraction form
    1,821,746.16/2,729,141.91 = 1,020,604.32/x
  3. Step 3: Cross multiply
    1,821,746.16x = 2,729,141.91 × 1,020,604.32
  4. Step 4: Simplify right side
    1,821,746.16x = 2,785,374,023,239.05
  5. Step 5: Solve for x
    x = 2,785,374,023,239.05/1,821,746.16
  6. Step 6: Final answer
    x = 1,528,958.36

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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.