Home / 1,669,030.07-2,500,001.86-1,129,617.46

Finding the Fourth Proportional to 1,669,030.07, 2,500,001.86 and 1,129,617.46

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Solution

The fourth proportional to 1,669,030.07, 2,500,001.86 and 1,129,617.46 is: 1,692,028.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,030.07 : 2,500,001.86 = 1,129,617.46 : x
  2. Step 2: Convert to fraction form
    1,669,030.07/2,500,001.86 = 1,129,617.46/x
  3. Step 3: Cross multiply
    1,669,030.07x = 2,500,001.86 × 1,129,617.46
  4. Step 4: Simplify right side
    1,669,030.07x = 2,824,045,751,088.48
  5. Step 5: Solve for x
    x = 2,824,045,751,088.48/1,669,030.07
  6. Step 6: Final answer
    x = 1,692,028.08

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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.