Home / 5,243,055.92-7,235,641.65-2,919,948.42

Finding the Fourth Proportional to 5,243,055.92, 7,235,641.65 and 2,919,948.42

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Solution

The fourth proportional to 5,243,055.92, 7,235,641.65 and 2,919,948.42 is: 4,029,653.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243,055.92 : 7,235,641.65 = 2,919,948.42 : x
  2. Step 2: Convert to fraction form
    5,243,055.92/7,235,641.65 = 2,919,948.42/x
  3. Step 3: Cross multiply
    5,243,055.92x = 7,235,641.65 × 2,919,948.42
  4. Step 4: Simplify right side
    5,243,055.92x = 21,127,700,403,603.70
  5. Step 5: Solve for x
    x = 21,127,700,403,603.70/5,243,055.92
  6. Step 6: Final answer
    x = 4,029,653.84

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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.