Home / 1,076,962.02-1,486,277.67-618,225.06

Finding the Fourth Proportional to 1,076,962.02, 1,486,277.67 and 618,225.06

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Solution

The fourth proportional to 1,076,962.02, 1,486,277.67 and 618,225.06 is: 853,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,962.02 : 1,486,277.67 = 618,225.06 : x
  2. Step 2: Convert to fraction form
    1,076,962.02/1,486,277.67 = 618,225.06/x
  3. Step 3: Cross multiply
    1,076,962.02x = 1,486,277.67 × 618,225.06
  4. Step 4: Simplify right side
    1,076,962.02x = 918,854,101,712.41
  5. Step 5: Solve for x
    x = 918,854,101,712.41/1,076,962.02
  6. Step 6: Final answer
    x = 853,190.81

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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.