Home / 1,076,972.08-1,486,291.68-618,235.24

Finding the Fourth Proportional to 1,076,972.08, 1,486,291.68 and 618,235.24

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Solution

The fourth proportional to 1,076,972.08, 1,486,291.68 and 618,235.24 is: 853,204.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,972.08 : 1,486,291.68 = 618,235.24 : x
  2. Step 2: Convert to fraction form
    1,076,972.08/1,486,291.68 = 618,235.24/x
  3. Step 3: Cross multiply
    1,076,972.08x = 1,486,291.68 × 618,235.24
  4. Step 4: Simplify right side
    1,076,972.08x = 918,877,893,494.80
  5. Step 5: Solve for x
    x = 918,877,893,494.80/1,076,972.08
  6. Step 6: Final answer
    x = 853,204.93

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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.