Home / 1,336,312-2,004,429.12-494,845.12

Finding the Fourth Proportional to 1,336,312, 2,004,429.12 and 494,845.12

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Solution

The fourth proportional to 1,336,312, 2,004,429.12 and 494,845.12 is: 742,253.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,312 : 2,004,429.12 = 494,845.12 : x
  2. Step 2: Convert to fraction form
    1,336,312/2,004,429.12 = 494,845.12/x
  3. Step 3: Cross multiply
    1,336,312x = 2,004,429.12 × 494,845.12
  4. Step 4: Simplify right side
    1,336,312x = 991,881,968,417.89
  5. Step 5: Solve for x
    x = 991,881,968,417.89/1,336,312
  6. Step 6: Final answer
    x = 742,253.28

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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.