Home / 1,447,235.28-1,997,307.25-802,863

Finding the Fourth Proportional to 1,447,235.28, 1,997,307.25 and 802,863

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Solution

The fourth proportional to 1,447,235.28, 1,997,307.25 and 802,863 is: 1,108,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,235.28 : 1,997,307.25 = 802,863 : x
  2. Step 2: Convert to fraction form
    1,447,235.28/1,997,307.25 = 802,863/x
  3. Step 3: Cross multiply
    1,447,235.28x = 1,997,307.25 × 802,863
  4. Step 4: Simplify right side
    1,447,235.28x = 1,603,564,088,649.59
  5. Step 5: Solve for x
    x = 1,603,564,088,649.59/1,447,235.28
  6. Step 6: Final answer
    x = 1,108,018.93

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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.