Home / 1,500,887.10-2,071,186.06-838,604.37

Finding the Fourth Proportional to 1,500,887.10, 2,071,186.06 and 838,604.37

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Solution

The fourth proportional to 1,500,887.10, 2,071,186.06 and 838,604.37 is: 1,157,252.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,887.10 : 2,071,186.06 = 838,604.37 : x
  2. Step 2: Convert to fraction form
    1,500,887.10/2,071,186.06 = 838,604.37/x
  3. Step 3: Cross multiply
    1,500,887.10x = 2,071,186.06 × 838,604.37
  4. Step 4: Simplify right side
    1,500,887.10x = 1,736,905,680,999.08
  5. Step 5: Solve for x
    x = 1,736,905,680,999.08/1,500,887.10
  6. Step 6: Final answer
    x = 1,157,252.72

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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.