Home / 1,001,980.47-1,502,973.78-243,822.06

Finding the Fourth Proportional to 1,001,980.47, 1,502,973.78 and 243,822.06

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Solution

The fourth proportional to 1,001,980.47, 1,502,973.78 and 243,822.06 is: 365,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,980.47 : 1,502,973.78 = 243,822.06 : x
  2. Step 2: Convert to fraction form
    1,001,980.47/1,502,973.78 = 243,822.06/x
  3. Step 3: Cross multiply
    1,001,980.47x = 1,502,973.78 × 243,822.06
  4. Step 4: Simplify right side
    1,001,980.47x = 366,458,163,165.59
  5. Step 5: Solve for x
    x = 366,458,163,165.59/1,001,980.47
  6. Step 6: Final answer
    x = 365,733.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.