Home / 1,672,843.67-2,308,533.86-908,903.51

Finding the Fourth Proportional to 1,672,843.67, 2,308,533.86 and 908,903.51

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Solution

The fourth proportional to 1,672,843.67, 2,308,533.86 and 908,903.51 is: 1,254,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,843.67 : 2,308,533.86 = 908,903.51 : x
  2. Step 2: Convert to fraction form
    1,672,843.67/2,308,533.86 = 908,903.51/x
  3. Step 3: Cross multiply
    1,672,843.67x = 2,308,533.86 × 908,903.51
  4. Step 4: Simplify right side
    1,672,843.67x = 2,098,234,528,307.85
  5. Step 5: Solve for x
    x = 2,098,234,528,307.85/1,672,843.67
  6. Step 6: Final answer
    x = 1,254,292.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.