Home / 1,939,318.80-2,913,643.80-1,734,032.40

Finding the Fourth Proportional to 1,939,318.80, 2,913,643.80 and 1,734,032.40

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Solution

The fourth proportional to 1,939,318.80, 2,913,643.80 and 1,734,032.40 is: 2,605,220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,318.80 : 2,913,643.80 = 1,734,032.40 : x
  2. Step 2: Convert to fraction form
    1,939,318.80/2,913,643.80 = 1,734,032.40/x
  3. Step 3: Cross multiply
    1,939,318.80x = 2,913,643.80 × 1,734,032.40
  4. Step 4: Simplify right side
    1,939,318.80x = 5,052,352,751,259.12
  5. Step 5: Solve for x
    x = 5,052,352,751,259.12/1,939,318.80
  6. Step 6: Final answer
    x = 2,605,220.32

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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.