Home / 1,116,144.40-1,540,237.16-606,829.20

Finding the Fourth Proportional to 1,116,144.40, 1,540,237.16 and 606,829.20

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Solution

The fourth proportional to 1,116,144.40, 1,540,237.16 and 606,829.20 is: 837,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,144.40 : 1,540,237.16 = 606,829.20 : x
  2. Step 2: Convert to fraction form
    1,116,144.40/1,540,237.16 = 606,829.20/x
  3. Step 3: Cross multiply
    1,116,144.40x = 1,540,237.16 × 606,829.20
  4. Step 4: Simplify right side
    1,116,144.40x = 934,660,883,613.07
  5. Step 5: Solve for x
    x = 934,660,883,613.07/1,116,144.40
  6. Step 6: Final answer
    x = 837,401.40

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1.5x scale

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.