Home / 2,169,846.40-2,994,458.88-1,203,066.64

Finding the Fourth Proportional to 2,169,846.40, 2,994,458.88 and 1,203,066.64

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Solution

The fourth proportional to 2,169,846.40, 2,994,458.88 and 1,203,066.64 is: 1,660,271.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,846.40 : 2,994,458.88 = 1,203,066.64 : x
  2. Step 2: Convert to fraction form
    2,169,846.40/2,994,458.88 = 1,203,066.64/x
  3. Step 3: Cross multiply
    2,169,846.40x = 2,994,458.88 × 1,203,066.64
  4. Step 4: Simplify right side
    2,169,846.40x = 3,602,533,583,379.76
  5. Step 5: Solve for x
    x = 3,602,533,583,379.76/2,169,846.40
  6. Step 6: Final answer
    x = 1,660,271.24

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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.