Home / 1,173,654.62-1,619,683.16-657,430.54

Finding the Fourth Proportional to 1,173,654.62, 1,619,683.16 and 657,430.54

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Solution

The fourth proportional to 1,173,654.62, 1,619,683.16 and 657,430.54 is: 907,276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,654.62 : 1,619,683.16 = 657,430.54 : x
  2. Step 2: Convert to fraction form
    1,173,654.62/1,619,683.16 = 657,430.54/x
  3. Step 3: Cross multiply
    1,173,654.62x = 1,619,683.16 × 657,430.54
  4. Step 4: Simplify right side
    1,173,654.62x = 1,064,829,174,507.71
  5. Step 5: Solve for x
    x = 1,064,829,174,507.71/1,173,654.62
  6. Step 6: Final answer
    x = 907,276.43

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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.