Home / 1,173,088-1,618,844.16-689,707.52

Finding the Fourth Proportional to 1,173,088, 1,618,844.16 and 689,707.52

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Solution

The fourth proportional to 1,173,088, 1,618,844.16 and 689,707.52 is: 951,786.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,088 : 1,618,844.16 = 689,707.52 : x
  2. Step 2: Convert to fraction form
    1,173,088/1,618,844.16 = 689,707.52/x
  3. Step 3: Cross multiply
    1,173,088x = 1,618,844.16 × 689,707.52
  4. Step 4: Simplify right side
    1,173,088x = 1,116,528,990,860.08
  5. Step 5: Solve for x
    x = 1,116,528,990,860.08/1,173,088
  6. Step 6: Final answer
    x = 951,786.22

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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.