Home / 1,609,533.10-2,415,434.03-756,643.58

Finding the Fourth Proportional to 1,609,533.10, 2,415,434.03 and 756,643.58

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Solution

The fourth proportional to 1,609,533.10, 2,415,434.03 and 756,643.58 is: 1,135,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,533.10 : 2,415,434.03 = 756,643.58 : x
  2. Step 2: Convert to fraction form
    1,609,533.10/2,415,434.03 = 756,643.58/x
  3. Step 3: Cross multiply
    1,609,533.10x = 2,415,434.03 × 756,643.58
  4. Step 4: Simplify right side
    1,609,533.10x = 1,827,622,651,713.03
  5. Step 5: Solve for x
    x = 1,827,622,651,713.03/1,609,533.10
  6. Step 6: Final answer
    x = 1,135,498.64

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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.