Home / 2,908,915.79-4,014,265.51-1,602,142.73

Finding the Fourth Proportional to 2,908,915.79, 4,014,265.51 and 1,602,142.73

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Solution

The fourth proportional to 2,908,915.79, 4,014,265.51 and 1,602,142.73 is: 2,210,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,915.79 : 4,014,265.51 = 1,602,142.73 : x
  2. Step 2: Convert to fraction form
    2,908,915.79/4,014,265.51 = 1,602,142.73/x
  3. Step 3: Cross multiply
    2,908,915.79x = 4,014,265.51 × 1,602,142.73
  4. Step 4: Simplify right side
    2,908,915.79x = 6,431,426,309,166.55
  5. Step 5: Solve for x
    x = 6,431,426,309,166.55/2,908,915.79
  6. Step 6: Final answer
    x = 2,210,935.89

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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.