Home / 1,091,411.28-1,506,192.95-607,976.30

Finding the Fourth Proportional to 1,091,411.28, 1,506,192.95 and 607,976.30

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Solution

The fourth proportional to 1,091,411.28, 1,506,192.95 and 607,976.30 is: 839,032.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,411.28 : 1,506,192.95 = 607,976.30 : x
  2. Step 2: Convert to fraction form
    1,091,411.28/1,506,192.95 = 607,976.30/x
  3. Step 3: Cross multiply
    1,091,411.28x = 1,506,192.95 × 607,976.30
  4. Step 4: Simplify right side
    1,091,411.28x = 915,729,606,256.24
  5. Step 5: Solve for x
    x = 915,729,606,256.24/1,091,411.28
  6. Step 6: Final answer
    x = 839,032.57

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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.