Home / 1,678,849.34-2,316,154.42-1,033,148.52

Finding the Fourth Proportional to 1,678,849.34, 2,316,154.42 and 1,033,148.52

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Solution

The fourth proportional to 1,678,849.34, 2,316,154.42 and 1,033,148.52 is: 1,425,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,849.34 : 2,316,154.42 = 1,033,148.52 : x
  2. Step 2: Convert to fraction form
    1,678,849.34/2,316,154.42 = 1,033,148.52/x
  3. Step 3: Cross multiply
    1,678,849.34x = 2,316,154.42 × 1,033,148.52
  4. Step 4: Simplify right side
    1,678,849.34x = 2,392,931,515,311.62
  5. Step 5: Solve for x
    x = 2,392,931,515,311.62/1,678,849.34
  6. Step 6: Final answer
    x = 1,425,340.24

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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.