Home / 1,333,885.30-1,840,762.80-722,036.18

Finding the Fourth Proportional to 1,333,885.30, 1,840,762.80 and 722,036.18

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Solution

The fourth proportional to 1,333,885.30, 1,840,762.80 and 722,036.18 is: 996,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,885.30 : 1,840,762.80 = 722,036.18 : x
  2. Step 2: Convert to fraction form
    1,333,885.30/1,840,762.80 = 722,036.18/x
  3. Step 3: Cross multiply
    1,333,885.30x = 1,840,762.80 × 722,036.18
  4. Step 4: Simplify right side
    1,333,885.30x = 1,329,097,345,000.01
  5. Step 5: Solve for x
    x = 1,329,097,345,000.01/1,333,885.30
  6. Step 6: Final answer
    x = 996,410.52

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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.