Home / 3,011,435.76-4,516,195.64-989,210.50

Finding the Fourth Proportional to 3,011,435.76, 4,516,195.64 and 989,210.50

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Solution

The fourth proportional to 3,011,435.76, 4,516,195.64 and 989,210.50 is: 1,483,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,435.76 : 4,516,195.64 = 989,210.50 : x
  2. Step 2: Convert to fraction form
    3,011,435.76/4,516,195.64 = 989,210.50/x
  3. Step 3: Cross multiply
    3,011,435.76x = 4,516,195.64 × 989,210.50
  4. Step 4: Simplify right side
    3,011,435.76x = 4,467,468,147,142.22
  5. Step 5: Solve for x
    x = 4,467,468,147,142.22/3,011,435.76
  6. Step 6: Final answer
    x = 1,483,501.06

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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.