Home / 1,673,040.76-2,308,810.09-909,094.32

Finding the Fourth Proportional to 1,673,040.76, 2,308,810.09 and 909,094.32

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Solution

The fourth proportional to 1,673,040.76, 2,308,810.09 and 909,094.32 is: 1,254,557.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,040.76 : 2,308,810.09 = 909,094.32 : x
  2. Step 2: Convert to fraction form
    1,673,040.76/2,308,810.09 = 909,094.32/x
  3. Step 3: Cross multiply
    1,673,040.76x = 2,308,810.09 × 909,094.32
  4. Step 4: Simplify right side
    1,673,040.76x = 2,098,926,149,228.26
  5. Step 5: Solve for x
    x = 2,098,926,149,228.26/1,673,040.76
  6. Step 6: Final answer
    x = 1,254,557.69

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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.