Home / 1,333,881.16-1,840,931.30-760,789.96

Finding the Fourth Proportional to 1,333,881.16, 1,840,931.30 and 760,789.96

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Solution

The fourth proportional to 1,333,881.16, 1,840,931.30 and 760,789.96 is: 1,049,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,881.16 : 1,840,931.30 = 760,789.96 : x
  2. Step 2: Convert to fraction form
    1,333,881.16/1,840,931.30 = 760,789.96/x
  3. Step 3: Cross multiply
    1,333,881.16x = 1,840,931.30 × 760,789.96
  4. Step 4: Simplify right side
    1,333,881.16x = 1,400,562,050,089.75
  5. Step 5: Solve for x
    x = 1,400,562,050,089.75/1,333,881.16
  6. Step 6: Final answer
    x = 1,049,990.13

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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.