Home / 1,174,434.96-1,620,741.60-665,243.04

Finding the Fourth Proportional to 1,174,434.96, 1,620,741.60 and 665,243.04

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Solution

The fourth proportional to 1,174,434.96, 1,620,741.60 and 665,243.04 is: 918,047.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,434.96 : 1,620,741.60 = 665,243.04 : x
  2. Step 2: Convert to fraction form
    1,174,434.96/1,620,741.60 = 665,243.04/x
  3. Step 3: Cross multiply
    1,174,434.96x = 1,620,741.60 × 665,243.04
  4. Step 4: Simplify right side
    1,174,434.96x = 1,078,187,069,038.46
  5. Step 5: Solve for x
    x = 1,078,187,069,038.46/1,174,434.96
  6. Step 6: Final answer
    x = 918,047.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.