Home / 1,004,859-1,386,362.16-622,746.36

Finding the Fourth Proportional to 1,004,859, 1,386,362.16 and 622,746.36

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Solution

The fourth proportional to 1,004,859, 1,386,362.16 and 622,746.36 is: 859,177.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,859 : 1,386,362.16 = 622,746.36 : x
  2. Step 2: Convert to fraction form
    1,004,859/1,386,362.16 = 622,746.36/x
  3. Step 3: Cross multiply
    1,004,859x = 1,386,362.16 × 622,746.36
  4. Step 4: Simplify right side
    1,004,859x = 863,351,988,781.74
  5. Step 5: Solve for x
    x = 863,351,988,781.74/1,004,859
  6. Step 6: Final answer
    x = 859,177.25

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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.