Home / 1,999,130.04-2,755,929.83-1,425,173.76

Finding the Fourth Proportional to 1,999,130.04, 2,755,929.83 and 1,425,173.76

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Solution

The fourth proportional to 1,999,130.04, 2,755,929.83 and 1,425,173.76 is: 1,964,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,130.04 : 2,755,929.83 = 1,425,173.76 : x
  2. Step 2: Convert to fraction form
    1,999,130.04/2,755,929.83 = 1,425,173.76/x
  3. Step 3: Cross multiply
    1,999,130.04x = 2,755,929.83 × 1,425,173.76
  4. Step 4: Simplify right side
    1,999,130.04x = 3,927,678,870,991.39
  5. Step 5: Solve for x
    x = 3,927,678,870,991.39/1,999,130.04
  6. Step 6: Final answer
    x = 1,964,694.04

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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.