Home / 4,851,990.16-7,277,885.88-2,155,584.40

Finding the Fourth Proportional to 4,851,990.16, 7,277,885.88 and 2,155,584.40

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Solution

The fourth proportional to 4,851,990.16, 7,277,885.88 and 2,155,584.40 is: 3,233,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851,990.16 : 7,277,885.88 = 2,155,584.40 : x
  2. Step 2: Convert to fraction form
    4,851,990.16/7,277,885.88 = 2,155,584.40/x
  3. Step 3: Cross multiply
    4,851,990.16x = 7,277,885.88 × 2,155,584.40
  4. Step 4: Simplify right side
    4,851,990.16x = 15,688,097,267,908.27
  5. Step 5: Solve for x
    x = 15,688,097,267,908.27/4,851,990.16
  6. Step 6: Final answer
    x = 3,233,332.46

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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.