Home / 1,088,978.90-1,502,729.08-605,533.66

Finding the Fourth Proportional to 1,088,978.90, 1,502,729.08 and 605,533.66

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Solution

The fourth proportional to 1,088,978.90, 1,502,729.08 and 605,533.66 is: 835,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,978.90 : 1,502,729.08 = 605,533.66 : x
  2. Step 2: Convert to fraction form
    1,088,978.90/1,502,729.08 = 605,533.66/x
  3. Step 3: Cross multiply
    1,088,978.90x = 1,502,729.08 × 605,533.66
  4. Step 4: Simplify right side
    1,088,978.90x = 909,953,039,800.83
  5. Step 5: Solve for x
    x = 909,953,039,800.83/1,088,978.90
  6. Step 6: Final answer
    x = 835,602.09

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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.