Home / 1,672,947.63-2,308,681.83-909,001.19

Finding the Fourth Proportional to 1,672,947.63, 2,308,681.83 and 909,001.19

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Solution

The fourth proportional to 1,672,947.63, 2,308,681.83 and 909,001.19 is: 1,254,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,947.63 : 2,308,681.83 = 909,001.19 : x
  2. Step 2: Convert to fraction form
    1,672,947.63/2,308,681.83 = 909,001.19/x
  3. Step 3: Cross multiply
    1,672,947.63x = 2,308,681.83 × 909,001.19
  4. Step 4: Simplify right side
    1,672,947.63x = 2,098,594,519,257.97
  5. Step 5: Solve for x
    x = 2,098,594,519,257.97/1,672,947.63
  6. Step 6: Final answer
    x = 1,254,429.30

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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.