Home / 1,818,866.64-2,727,549.29-620,885.55

Finding the Fourth Proportional to 1,818,866.64, 2,727,549.29 and 620,885.55

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Solution

The fourth proportional to 1,818,866.64, 2,727,549.29 and 620,885.55 is: 931,072.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,866.64 : 2,727,549.29 = 620,885.55 : x
  2. Step 2: Convert to fraction form
    1,818,866.64/2,727,549.29 = 620,885.55/x
  3. Step 3: Cross multiply
    1,818,866.64x = 2,727,549.29 × 620,885.55
  4. Step 4: Simplify right side
    1,818,866.64x = 1,693,495,941,073.76
  5. Step 5: Solve for x
    x = 1,693,495,941,073.76/1,818,866.64
  6. Step 6: Final answer
    x = 931,072.08

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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.