Home / 1,014,718.49-1,520,755.80-565,421.21

Finding the Fourth Proportional to 1,014,718.49, 1,520,755.80 and 565,421.21

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Solution

The fourth proportional to 1,014,718.49, 1,520,755.80 and 565,421.21 is: 847,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,718.49 : 1,520,755.80 = 565,421.21 : x
  2. Step 2: Convert to fraction form
    1,014,718.49/1,520,755.80 = 565,421.21/x
  3. Step 3: Cross multiply
    1,014,718.49x = 1,520,755.80 × 565,421.21
  4. Step 4: Simplify right side
    1,014,718.49x = 859,867,576,946.74
  5. Step 5: Solve for x
    x = 859,867,576,946.74/1,014,718.49
  6. Step 6: Final answer
    x = 847,395.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.