Home / 1,435,545-1,980,627.12-854,302.17

Finding the Fourth Proportional to 1,435,545, 1,980,627.12 and 854,302.17

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Solution

The fourth proportional to 1,435,545, 1,980,627.12 and 854,302.17 is: 1,178,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,545 : 1,980,627.12 = 854,302.17 : x
  2. Step 2: Convert to fraction form
    1,435,545/1,980,627.12 = 854,302.17/x
  3. Step 3: Cross multiply
    1,435,545x = 1,980,627.12 × 854,302.17
  4. Step 4: Simplify right side
    1,435,545x = 1,692,054,046,576.85
  5. Step 5: Solve for x
    x = 1,692,054,046,576.85/1,435,545
  6. Step 6: Final answer
    x = 1,178,684.09

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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.