Home / 2,020,622.04-2,788,444.71-1,115,204.04

Finding the Fourth Proportional to 2,020,622.04, 2,788,444.71 and 1,115,204.04

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Solution

The fourth proportional to 2,020,622.04, 2,788,444.71 and 1,115,204.04 is: 1,538,974.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,622.04 : 2,788,444.71 = 1,115,204.04 : x
  2. Step 2: Convert to fraction form
    2,020,622.04/2,788,444.71 = 1,115,204.04/x
  3. Step 3: Cross multiply
    2,020,622.04x = 2,788,444.71 × 1,115,204.04
  4. Step 4: Simplify right side
    2,020,622.04x = 3,109,684,805,908.63
  5. Step 5: Solve for x
    x = 3,109,684,805,908.63/2,020,622.04
  6. Step 6: Final answer
    x = 1,538,974.01

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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.