Home / 1,891,955.48-2,838,818.95-826,859.14

Finding the Fourth Proportional to 1,891,955.48, 2,838,818.95 and 826,859.14

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Solution

The fourth proportional to 1,891,955.48, 2,838,818.95 and 826,859.14 is: 1,240,675.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,955.48 : 2,838,818.95 = 826,859.14 : x
  2. Step 2: Convert to fraction form
    1,891,955.48/2,838,818.95 = 826,859.14/x
  3. Step 3: Cross multiply
    1,891,955.48x = 2,838,818.95 × 826,859.14
  4. Step 4: Simplify right side
    1,891,955.48x = 2,347,303,386,448.51
  5. Step 5: Solve for x
    x = 2,347,303,386,448.51/1,891,955.48
  6. Step 6: Final answer
    x = 1,240,675.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.