Home / 1,673,087.04-2,308,672.72-947,779.40

Finding the Fourth Proportional to 1,673,087.04, 2,308,672.72 and 947,779.40

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Solution

The fourth proportional to 1,673,087.04, 2,308,672.72 and 947,779.40 is: 1,307,829.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,087.04 : 2,308,672.72 = 947,779.40 : x
  2. Step 2: Convert to fraction form
    1,673,087.04/2,308,672.72 = 947,779.40/x
  3. Step 3: Cross multiply
    1,673,087.04x = 2,308,672.72 × 947,779.40
  4. Step 4: Simplify right side
    1,673,087.04x = 2,188,112,445,357.97
  5. Step 5: Solve for x
    x = 2,188,112,445,357.97/1,673,087.04
  6. Step 6: Final answer
    x = 1,307,829.42

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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.