Home / 1,447,570.62-1,997,656.47-803,031.66

Finding the Fourth Proportional to 1,447,570.62, 1,997,656.47 and 803,031.66

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Solution

The fourth proportional to 1,447,570.62, 1,997,656.47 and 803,031.66 is: 1,108,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,570.62 : 1,997,656.47 = 803,031.66 : x
  2. Step 2: Convert to fraction form
    1,447,570.62/1,997,656.47 = 803,031.66/x
  3. Step 3: Cross multiply
    1,447,570.62x = 1,997,656.47 × 803,031.66
  4. Step 4: Simplify right side
    1,447,570.62x = 1,604,181,391,213.84
  5. Step 5: Solve for x
    x = 1,604,181,391,213.84/1,447,570.62
  6. Step 6: Final answer
    x = 1,108,188.69

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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.