Home / 1,105,216.20-1,657,756.64-650,059.13

Finding the Fourth Proportional to 1,105,216.20, 1,657,756.64 and 650,059.13

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Solution

The fourth proportional to 1,105,216.20, 1,657,756.64 and 650,059.13 is: 975,048.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,216.20 : 1,657,756.64 = 650,059.13 : x
  2. Step 2: Convert to fraction form
    1,105,216.20/1,657,756.64 = 650,059.13/x
  3. Step 3: Cross multiply
    1,105,216.20x = 1,657,756.64 × 650,059.13
  4. Step 4: Simplify right side
    1,105,216.20x = 1,077,639,827,611.04
  5. Step 5: Solve for x
    x = 1,077,639,827,611.04/1,105,216.20
  6. Step 6: Final answer
    x = 975,048.89

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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.