Home / 1,135,311.64-1,566,696.54-626,013.88

Finding the Fourth Proportional to 1,135,311.64, 1,566,696.54 and 626,013.88

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Solution

The fourth proportional to 1,135,311.64, 1,566,696.54 and 626,013.88 is: 863,880.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,311.64 : 1,566,696.54 = 626,013.88 : x
  2. Step 2: Convert to fraction form
    1,135,311.64/1,566,696.54 = 626,013.88/x
  3. Step 3: Cross multiply
    1,135,311.64x = 1,566,696.54 × 626,013.88
  4. Step 4: Simplify right side
    1,135,311.64x = 980,773,779,787.98
  5. Step 5: Solve for x
    x = 980,773,779,787.98/1,135,311.64
  6. Step 6: Final answer
    x = 863,880.67

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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.