Home / 1,235,171.36-1,851,472.52-477,533.21

Finding the Fourth Proportional to 1,235,171.36, 1,851,472.52 and 477,533.21

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Solution

The fourth proportional to 1,235,171.36, 1,851,472.52 and 477,533.21 is: 715,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,171.36 : 1,851,472.52 = 477,533.21 : x
  2. Step 2: Convert to fraction form
    1,235,171.36/1,851,472.52 = 477,533.21/x
  3. Step 3: Cross multiply
    1,235,171.36x = 1,851,472.52 × 477,533.21
  4. Step 4: Simplify right side
    1,235,171.36x = 884,139,615,702.39
  5. Step 5: Solve for x
    x = 884,139,615,702.39/1,235,171.36
  6. Step 6: Final answer
    x = 715,803.20

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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.