Home / 1,362,084.48-1,878,011.04-851,901.12

Finding the Fourth Proportional to 1,362,084.48, 1,878,011.04 and 851,901.12

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Solution

The fourth proportional to 1,362,084.48, 1,878,011.04 and 851,901.12 is: 1,174,581.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,084.48 : 1,878,011.04 = 851,901.12 : x
  2. Step 2: Convert to fraction form
    1,362,084.48/1,878,011.04 = 851,901.12/x
  3. Step 3: Cross multiply
    1,362,084.48x = 1,878,011.04 × 851,901.12
  4. Step 4: Simplify right side
    1,362,084.48x = 1,599,879,708,348.36
  5. Step 5: Solve for x
    x = 1,599,879,708,348.36/1,362,084.48
  6. Step 6: Final answer
    x = 1,174,581.85

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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.