Home / 974,987.80-1,463,345.70-575,128.60

Finding the Fourth Proportional to 974,987.80, 1,463,345.70 and 575,128.60

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Solution

The fourth proportional to 974,987.80, 1,463,345.70 and 575,128.60 is: 863,202.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,987.80 : 1,463,345.70 = 575,128.60 : x
  2. Step 2: Convert to fraction form
    974,987.80/1,463,345.70 = 575,128.60/x
  3. Step 3: Cross multiply
    974,987.80x = 1,463,345.70 × 575,128.60
  4. Step 4: Simplify right side
    974,987.80x = 841,611,963,757.02
  5. Step 5: Solve for x
    x = 841,611,963,757.02/974,987.80
  6. Step 6: Final answer
    x = 863,202.56

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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.