Home / 1,242,506.16-1,863,551.61-344,038.71

Finding the Fourth Proportional to 1,242,506.16, 1,863,551.61 and 344,038.71

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Solution

The fourth proportional to 1,242,506.16, 1,863,551.61 and 344,038.71 is: 516,000.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,506.16 : 1,863,551.61 = 344,038.71 : x
  2. Step 2: Convert to fraction form
    1,242,506.16/1,863,551.61 = 344,038.71/x
  3. Step 3: Cross multiply
    1,242,506.16x = 1,863,551.61 × 344,038.71
  4. Step 4: Simplify right side
    1,242,506.16x = 641,133,891,922.82
  5. Step 5: Solve for x
    x = 641,133,891,922.82/1,242,506.16
  6. Step 6: Final answer
    x = 516,000.57

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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.