Home / 1,447,253.61-1,997,332.61-802,881.39

Finding the Fourth Proportional to 1,447,253.61, 1,997,332.61 and 802,881.39

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Solution

The fourth proportional to 1,447,253.61, 1,997,332.61 and 802,881.39 is: 1,108,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,253.61 : 1,997,332.61 = 802,881.39 : x
  2. Step 2: Convert to fraction form
    1,447,253.61/1,997,332.61 = 802,881.39/x
  3. Step 3: Cross multiply
    1,447,253.61x = 1,997,332.61 × 802,881.39
  4. Step 4: Simplify right side
    1,447,253.61x = 1,603,621,178,194.72
  5. Step 5: Solve for x
    x = 1,603,621,178,194.72/1,447,253.61
  6. Step 6: Final answer
    x = 1,108,044.34

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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.