Home / 1,154,308.06-1,592,940.06-645,010.36

Finding the Fourth Proportional to 1,154,308.06, 1,592,940.06 and 645,010.36

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Solution

The fourth proportional to 1,154,308.06, 1,592,940.06 and 645,010.36 is: 890,111.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,308.06 : 1,592,940.06 = 645,010.36 : x
  2. Step 2: Convert to fraction form
    1,154,308.06/1,592,940.06 = 645,010.36/x
  3. Step 3: Cross multiply
    1,154,308.06x = 1,592,940.06 × 645,010.36
  4. Step 4: Simplify right side
    1,154,308.06x = 1,027,462,841,559.02
  5. Step 5: Solve for x
    x = 1,027,462,841,559.02/1,154,308.06
  6. Step 6: Final answer
    x = 890,111.47

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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.