Home / 1,447,710.76-1,997,843.20-803,130.98

Finding the Fourth Proportional to 1,447,710.76, 1,997,843.20 and 803,130.98

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Solution

The fourth proportional to 1,447,710.76, 1,997,843.20 and 803,130.98 is: 1,108,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,710.76 : 1,997,843.20 = 803,130.98 : x
  2. Step 2: Convert to fraction form
    1,447,710.76/1,997,843.20 = 803,130.98/x
  3. Step 3: Cross multiply
    1,447,710.76x = 1,997,843.20 × 803,130.98
  4. Step 4: Simplify right side
    1,447,710.76x = 1,604,529,767,102.34
  5. Step 5: Solve for x
    x = 1,604,529,767,102.34/1,447,710.76
  6. Step 6: Final answer
    x = 1,108,322.06

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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.