Home / 1,641,602.79-2,463,363.73-1,185,744.51

Finding the Fourth Proportional to 1,641,602.79, 2,463,363.73 and 1,185,744.51

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Solution

The fourth proportional to 1,641,602.79, 2,463,363.73 and 1,185,744.51 is: 1,779,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,602.79 : 2,463,363.73 = 1,185,744.51 : x
  2. Step 2: Convert to fraction form
    1,641,602.79/2,463,363.73 = 1,185,744.51/x
  3. Step 3: Cross multiply
    1,641,602.79x = 2,463,363.73 × 1,185,744.51
  4. Step 4: Simplify right side
    1,641,602.79x = 2,920,920,018,980.62
  5. Step 5: Solve for x
    x = 2,920,920,018,980.62/1,641,602.79
  6. Step 6: Final answer
    x = 1,779,309.85

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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.