Home / 1,338,330.72-2,007,774.14-608,506.11

Finding the Fourth Proportional to 1,338,330.72, 2,007,774.14 and 608,506.11

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Solution

The fourth proportional to 1,338,330.72, 2,007,774.14 and 608,506.11 is: 912,885.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,330.72 : 2,007,774.14 = 608,506.11 : x
  2. Step 2: Convert to fraction form
    1,338,330.72/2,007,774.14 = 608,506.11/x
  3. Step 3: Cross multiply
    1,338,330.72x = 2,007,774.14 × 608,506.11
  4. Step 4: Simplify right side
    1,338,330.72x = 1,221,742,827,557.08
  5. Step 5: Solve for x
    x = 1,221,742,827,557.08/1,338,330.72
  6. Step 6: Final answer
    x = 912,885.59

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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.