Home / 1,064,612.10-1,596,918.15-728,688.90

Finding the Fourth Proportional to 1,064,612.10, 1,596,918.15 and 728,688.90

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Solution

The fourth proportional to 1,064,612.10, 1,596,918.15 and 728,688.90 is: 1,093,033.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,612.10 : 1,596,918.15 = 728,688.90 : x
  2. Step 2: Convert to fraction form
    1,064,612.10/1,596,918.15 = 728,688.90/x
  3. Step 3: Cross multiply
    1,064,612.10x = 1,596,918.15 × 728,688.90
  4. Step 4: Simplify right side
    1,064,612.10x = 1,163,656,530,113.53
  5. Step 5: Solve for x
    x = 1,163,656,530,113.53/1,064,612.10
  6. Step 6: Final answer
    x = 1,093,033.35

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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.