Home / 1,015,301.40-1,401,018.30-607,320.60

Finding the Fourth Proportional to 1,015,301.40, 1,401,018.30 and 607,320.60

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Solution

The fourth proportional to 1,015,301.40, 1,401,018.30 and 607,320.60 is: 838,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,301.40 : 1,401,018.30 = 607,320.60 : x
  2. Step 2: Convert to fraction form
    1,015,301.40/1,401,018.30 = 607,320.60/x
  3. Step 3: Cross multiply
    1,015,301.40x = 1,401,018.30 × 607,320.60
  4. Step 4: Simplify right side
    1,015,301.40x = 850,867,274,566.98
  5. Step 5: Solve for x
    x = 850,867,274,566.98/1,015,301.40
  6. Step 6: Final answer
    x = 838,044.03

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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.