Home / 1,670,512-2,305,308.16-906,565.76

Finding the Fourth Proportional to 1,670,512, 2,305,308.16 and 906,565.76

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Solution

The fourth proportional to 1,670,512, 2,305,308.16 and 906,565.76 is: 1,251,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,512 : 2,305,308.16 = 906,565.76 : x
  2. Step 2: Convert to fraction form
    1,670,512/2,305,308.16 = 906,565.76/x
  3. Step 3: Cross multiply
    1,670,512x = 2,305,308.16 × 906,565.76
  4. Step 4: Simplify right side
    1,670,512x = 2,089,913,444,104.60
  5. Step 5: Solve for x
    x = 2,089,913,444,104.60/1,670,512
  6. Step 6: Final answer
    x = 1,251,061.62

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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.