Home / 5,184,639.86-7,776,960.59-1,398,123.14

Finding the Fourth Proportional to 5,184,639.86, 7,776,960.59 and 1,398,123.14

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Solution

The fourth proportional to 5,184,639.86, 7,776,960.59 and 1,398,123.14 is: 2,097,184.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,639.86 : 7,776,960.59 = 1,398,123.14 : x
  2. Step 2: Convert to fraction form
    5,184,639.86/7,776,960.59 = 1,398,123.14/x
  3. Step 3: Cross multiply
    5,184,639.86x = 7,776,960.59 × 1,398,123.14
  4. Step 4: Simplify right side
    5,184,639.86x = 10,873,148,513,871.63
  5. Step 5: Solve for x
    x = 10,873,148,513,871.63/5,184,639.86
  6. Step 6: Final answer
    x = 2,097,184.92

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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.