Home / 3,109,158.14-4,664,373.86-1,312,041.92

Finding the Fourth Proportional to 3,109,158.14, 4,664,373.86 and 1,312,041.92

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Solution

The fourth proportional to 3,109,158.14, 4,664,373.86 and 1,312,041.92 is: 1,968,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,158.14 : 4,664,373.86 = 1,312,041.92 : x
  2. Step 2: Convert to fraction form
    3,109,158.14/4,664,373.86 = 1,312,041.92/x
  3. Step 3: Cross multiply
    3,109,158.14x = 4,664,373.86 × 1,312,041.92
  4. Step 4: Simplify right side
    3,109,158.14x = 6,119,854,014,830.45
  5. Step 5: Solve for x
    x = 6,119,854,014,830.45/3,109,158.14
  6. Step 6: Final answer
    x = 1,968,331.54

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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.