Home / 1,406,631.61-2,109,947.45-341,666.50

Finding the Fourth Proportional to 1,406,631.61, 2,109,947.45 and 341,666.50

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Solution

The fourth proportional to 1,406,631.61, 2,109,947.45 and 341,666.50 is: 512,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,631.61 : 2,109,947.45 = 341,666.50 : x
  2. Step 2: Convert to fraction form
    1,406,631.61/2,109,947.45 = 341,666.50/x
  3. Step 3: Cross multiply
    1,406,631.61x = 2,109,947.45 × 341,666.50
  4. Step 4: Simplify right side
    1,406,631.61x = 720,898,360,425.43
  5. Step 5: Solve for x
    x = 720,898,360,425.43/1,406,631.61
  6. Step 6: Final answer
    x = 512,499.76

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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.