Home / 1,052,362.57-1,452,224.96-665,386.28

Finding the Fourth Proportional to 1,052,362.57, 1,452,224.96 and 665,386.28

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Solution

The fourth proportional to 1,052,362.57, 1,452,224.96 and 665,386.28 is: 918,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,362.57 : 1,452,224.96 = 665,386.28 : x
  2. Step 2: Convert to fraction form
    1,052,362.57/1,452,224.96 = 665,386.28/x
  3. Step 3: Cross multiply
    1,052,362.57x = 1,452,224.96 × 665,386.28
  4. Step 4: Simplify right side
    1,052,362.57x = 966,290,563,933.46
  5. Step 5: Solve for x
    x = 966,290,563,933.46/1,052,362.57
  6. Step 6: Final answer
    x = 918,210.70

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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.