Home / 1,214,487.02-1,676,139.87-705,189.41

Finding the Fourth Proportional to 1,214,487.02, 1,676,139.87 and 705,189.41

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Solution

The fourth proportional to 1,214,487.02, 1,676,139.87 and 705,189.41 is: 973,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,487.02 : 1,676,139.87 = 705,189.41 : x
  2. Step 2: Convert to fraction form
    1,214,487.02/1,676,139.87 = 705,189.41/x
  3. Step 3: Cross multiply
    1,214,487.02x = 1,676,139.87 × 705,189.41
  4. Step 4: Simplify right side
    1,214,487.02x = 1,181,996,086,002.78
  5. Step 5: Solve for x
    x = 1,181,996,086,002.78/1,214,487.02
  6. Step 6: Final answer
    x = 973,247.20

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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.