Home / 1,574,476.27-2,172,707.36-876,793.07

Finding the Fourth Proportional to 1,574,476.27, 2,172,707.36 and 876,793.07

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Solution

The fourth proportional to 1,574,476.27, 2,172,707.36 and 876,793.07 is: 1,209,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,476.27 : 2,172,707.36 = 876,793.07 : x
  2. Step 2: Convert to fraction form
    1,574,476.27/2,172,707.36 = 876,793.07/x
  3. Step 3: Cross multiply
    1,574,476.27x = 2,172,707.36 × 876,793.07
  4. Step 4: Simplify right side
    1,574,476.27x = 1,905,014,756,386.00
  5. Step 5: Solve for x
    x = 1,905,014,756,386.00/1,574,476.27
  6. Step 6: Final answer
    x = 1,209,935.51

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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.