Home / 2,047,153.77-2,824,158.69-1,187,215.65

Finding the Fourth Proportional to 2,047,153.77, 2,824,158.69 and 1,187,215.65

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Solution

The fourth proportional to 2,047,153.77, 2,824,158.69 and 1,187,215.65 is: 1,637,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,153.77 : 2,824,158.69 = 1,187,215.65 : x
  2. Step 2: Convert to fraction form
    2,047,153.77/2,824,158.69 = 1,187,215.65/x
  3. Step 3: Cross multiply
    2,047,153.77x = 2,824,158.69 × 1,187,215.65
  4. Step 4: Simplify right side
    2,047,153.77x = 3,352,885,394,851.50
  5. Step 5: Solve for x
    x = 3,352,885,394,851.50/2,047,153.77
  6. Step 6: Final answer
    x = 1,637,827.82

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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.