Home / 1,122,859.51-1,549,550.09-613,561.88

Finding the Fourth Proportional to 1,122,859.51, 1,549,550.09 and 613,561.88

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Solution

The fourth proportional to 1,122,859.51, 1,549,550.09 and 613,561.88 is: 846,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,859.51 : 1,549,550.09 = 613,561.88 : x
  2. Step 2: Convert to fraction form
    1,122,859.51/1,549,550.09 = 613,561.88/x
  3. Step 3: Cross multiply
    1,122,859.51x = 1,549,550.09 × 613,561.88
  4. Step 4: Simplify right side
    1,122,859.51x = 950,744,871,782.35
  5. Step 5: Solve for x
    x = 950,744,871,782.35/1,122,859.51
  6. Step 6: Final answer
    x = 846,717.57

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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.