Home / 2,166,029.03-2,989,120.76-1,186,030.16

Finding the Fourth Proportional to 2,166,029.03, 2,989,120.76 and 1,186,030.16

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Solution

The fourth proportional to 2,166,029.03, 2,989,120.76 and 1,186,030.16 is: 1,636,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,029.03 : 2,989,120.76 = 1,186,030.16 : x
  2. Step 2: Convert to fraction form
    2,166,029.03/2,989,120.76 = 1,186,030.16/x
  3. Step 3: Cross multiply
    2,166,029.03x = 2,989,120.76 × 1,186,030.16
  4. Step 4: Simplify right side
    2,166,029.03x = 3,545,187,373,242.12
  5. Step 5: Solve for x
    x = 3,545,187,373,242.12/2,166,029.03
  6. Step 6: Final answer
    x = 1,636,722.00

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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.