Home / 3,113,869.70-4,670,804.55-870,004.10

Finding the Fourth Proportional to 3,113,869.70, 4,670,804.55 and 870,004.10

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Solution

The fourth proportional to 3,113,869.70, 4,670,804.55 and 870,004.10 is: 1,305,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,869.70 : 4,670,804.55 = 870,004.10 : x
  2. Step 2: Convert to fraction form
    3,113,869.70/4,670,804.55 = 870,004.10/x
  3. Step 3: Cross multiply
    3,113,869.70x = 4,670,804.55 × 870,004.10
  4. Step 4: Simplify right side
    3,113,869.70x = 4,063,619,108,798.66
  5. Step 5: Solve for x
    x = 4,063,619,108,798.66/3,113,869.70
  6. Step 6: Final answer
    x = 1,305,006.15

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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.