Home / 1,405,501-2,108,645.66-564,643.24

Finding the Fourth Proportional to 1,405,501, 2,108,645.66 and 564,643.24

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Solution

The fourth proportional to 1,405,501, 2,108,645.66 and 564,643.24 is: 847,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,501 : 2,108,645.66 = 564,643.24 : x
  2. Step 2: Convert to fraction form
    1,405,501/2,108,645.66 = 564,643.24/x
  3. Step 3: Cross multiply
    1,405,501x = 2,108,645.66 × 564,643.24
  4. Step 4: Simplify right side
    1,405,501x = 1,190,632,517,474.34
  5. Step 5: Solve for x
    x = 1,190,632,517,474.34/1,405,501
  6. Step 6: Final answer
    x = 847,123.21

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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.