Home / 1,333,970.65-2,000,656.49-613,620.52

Finding the Fourth Proportional to 1,333,970.65, 2,000,656.49 and 613,620.52

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Solution

The fourth proportional to 1,333,970.65, 2,000,656.49 and 613,620.52 is: 920,293.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,970.65 : 2,000,656.49 = 613,620.52 : x
  2. Step 2: Convert to fraction form
    1,333,970.65/2,000,656.49 = 613,620.52/x
  3. Step 3: Cross multiply
    1,333,970.65x = 2,000,656.49 × 613,620.52
  4. Step 4: Simplify right side
    1,333,970.65x = 1,227,643,875,735.17
  5. Step 5: Solve for x
    x = 1,227,643,875,735.17/1,333,970.65
  6. Step 6: Final answer
    x = 920,293.02

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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.