Home / 1,088,686.16-1,502,301.80-605,221.86

Finding the Fourth Proportional to 1,088,686.16, 1,502,301.80 and 605,221.86

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Solution

The fourth proportional to 1,088,686.16, 1,502,301.80 and 605,221.86 is: 835,158.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,686.16 : 1,502,301.80 = 605,221.86 : x
  2. Step 2: Convert to fraction form
    1,088,686.16/1,502,301.80 = 605,221.86/x
  3. Step 3: Cross multiply
    1,088,686.16x = 1,502,301.80 × 605,221.86
  4. Step 4: Simplify right side
    1,088,686.16x = 909,225,889,677.35
  5. Step 5: Solve for x
    x = 909,225,889,677.35/1,088,686.16
  6. Step 6: Final answer
    x = 835,158.86

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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.