Home / 2,742,841.90-4,114,533.56-945,488.76

Finding the Fourth Proportional to 2,742,841.90, 4,114,533.56 and 945,488.76

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Solution

The fourth proportional to 2,742,841.90, 4,114,533.56 and 945,488.76 is: 1,418,326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,841.90 : 4,114,533.56 = 945,488.76 : x
  2. Step 2: Convert to fraction form
    2,742,841.90/4,114,533.56 = 945,488.76/x
  3. Step 3: Cross multiply
    2,742,841.90x = 4,114,533.56 × 945,488.76
  4. Step 4: Simplify right side
    2,742,841.90x = 3,890,245,233,622.79
  5. Step 5: Solve for x
    x = 3,890,245,233,622.79/2,742,841.90
  6. Step 6: Final answer
    x = 1,418,326.46

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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.