Home / 1,047,715.49-1,570,259.07-447,972.66

Finding the Fourth Proportional to 1,047,715.49, 1,570,259.07 and 447,972.66

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Solution

The fourth proportional to 1,047,715.49, 1,570,259.07 and 447,972.66 is: 671,397.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,715.49 : 1,570,259.07 = 447,972.66 : x
  2. Step 2: Convert to fraction form
    1,047,715.49/1,570,259.07 = 447,972.66/x
  3. Step 3: Cross multiply
    1,047,715.49x = 1,570,259.07 × 447,972.66
  4. Step 4: Simplify right side
    1,047,715.49x = 703,433,132,477.03
  5. Step 5: Solve for x
    x = 703,433,132,477.03/1,047,715.49
  6. Step 6: Final answer
    x = 671,397.09

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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.