Home / 1,237,690-1,708,012.20-701,146

Finding the Fourth Proportional to 1,237,690, 1,708,012.20 and 701,146

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Solution

The fourth proportional to 1,237,690, 1,708,012.20 and 701,146 is: 967,581.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,690 : 1,708,012.20 = 701,146 : x
  2. Step 2: Convert to fraction form
    1,237,690/1,708,012.20 = 701,146/x
  3. Step 3: Cross multiply
    1,237,690x = 1,708,012.20 × 701,146
  4. Step 4: Simplify right side
    1,237,690x = 1,197,565,921,981.20
  5. Step 5: Solve for x
    x = 1,197,565,921,981.20/1,237,690
  6. Step 6: Final answer
    x = 967,581.48

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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.