Home / 1,673,017.56-2,308,778.84-909,071.12

Finding the Fourth Proportional to 1,673,017.56, 2,308,778.84 and 909,071.12

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Solution

The fourth proportional to 1,673,017.56, 2,308,778.84 and 909,071.12 is: 1,254,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,017.56 : 2,308,778.84 = 909,071.12 : x
  2. Step 2: Convert to fraction form
    1,673,017.56/2,308,778.84 = 909,071.12/x
  3. Step 3: Cross multiply
    1,673,017.56x = 2,308,778.84 × 909,071.12
  4. Step 4: Simplify right side
    1,673,017.56x = 2,098,844,165,911.10
  5. Step 5: Solve for x
    x = 2,098,844,165,911.10/1,673,017.56
  6. Step 6: Final answer
    x = 1,254,526.08

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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.