Home / 1,299,491.61-1,949,569.56-500,558.64

Finding the Fourth Proportional to 1,299,491.61, 1,949,569.56 and 500,558.64

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Solution

The fourth proportional to 1,299,491.61, 1,949,569.56 and 500,558.64 is: 750,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,491.61 : 1,949,569.56 = 500,558.64 : x
  2. Step 2: Convert to fraction form
    1,299,491.61/1,949,569.56 = 500,558.64/x
  3. Step 3: Cross multiply
    1,299,491.61x = 1,949,569.56 × 500,558.64
  4. Step 4: Simplify right side
    1,299,491.61x = 975,873,880,228.11
  5. Step 5: Solve for x
    x = 975,873,880,228.11/1,299,491.61
  6. Step 6: Final answer
    x = 750,965.90

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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.