Home / 5,201,952.48-7,802,140.32-1,415,730.40

Finding the Fourth Proportional to 5,201,952.48, 7,802,140.32 and 1,415,730.40

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Solution

The fourth proportional to 5,201,952.48, 7,802,140.32 and 1,415,730.40 is: 2,123,381.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,952.48 : 7,802,140.32 = 1,415,730.40 : x
  2. Step 2: Convert to fraction form
    5,201,952.48/7,802,140.32 = 1,415,730.40/x
  3. Step 3: Cross multiply
    5,201,952.48x = 7,802,140.32 × 1,415,730.40
  4. Step 4: Simplify right side
    5,201,952.48x = 11,045,727,236,089.73
  5. Step 5: Solve for x
    x = 11,045,727,236,089.73/5,201,952.48
  6. Step 6: Final answer
    x = 2,123,381.03

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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.