Home / 4,677,762.40-7,016,643.60-2,662,223.20

Finding the Fourth Proportional to 4,677,762.40, 7,016,643.60 and 2,662,223.20

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Solution

The fourth proportional to 4,677,762.40, 7,016,643.60 and 2,662,223.20 is: 3,993,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,762.40 : 7,016,643.60 = 2,662,223.20 : x
  2. Step 2: Convert to fraction form
    4,677,762.40/7,016,643.60 = 2,662,223.20/x
  3. Step 3: Cross multiply
    4,677,762.40x = 7,016,643.60 × 2,662,223.20
  4. Step 4: Simplify right side
    4,677,762.40x = 18,679,871,378,051.52
  5. Step 5: Solve for x
    x = 18,679,871,378,051.52/4,677,762.40
  6. Step 6: Final answer
    x = 3,993,334.80

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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.