Home / 1,357,089.39-2,032,533.41-647,615.66

Finding the Fourth Proportional to 1,357,089.39, 2,032,533.41 and 647,615.66

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Solution

The fourth proportional to 1,357,089.39, 2,032,533.41 and 647,615.66 is: 969,943.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,089.39 : 2,032,533.41 = 647,615.66 : x
  2. Step 2: Convert to fraction form
    1,357,089.39/2,032,533.41 = 647,615.66/x
  3. Step 3: Cross multiply
    1,357,089.39x = 2,032,533.41 × 647,615.66
  4. Step 4: Simplify right side
    1,357,089.39x = 1,316,300,452,388.46
  5. Step 5: Solve for x
    x = 1,316,300,452,388.46/1,357,089.39
  6. Step 6: Final answer
    x = 969,943.81

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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.