Home / 1,369,743.60-1,891,006.28-826,017.12

Finding the Fourth Proportional to 1,369,743.60, 1,891,006.28 and 826,017.12

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Solution

The fourth proportional to 1,369,743.60, 1,891,006.28 and 826,017.12 is: 1,140,362.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,743.60 : 1,891,006.28 = 826,017.12 : x
  2. Step 2: Convert to fraction form
    1,369,743.60/1,891,006.28 = 826,017.12/x
  3. Step 3: Cross multiply
    1,369,743.60x = 1,891,006.28 × 826,017.12
  4. Step 4: Simplify right side
    1,369,743.60x = 1,562,003,561,307.51
  5. Step 5: Solve for x
    x = 1,562,003,561,307.51/1,369,743.60
  6. Step 6: Final answer
    x = 1,140,362.01

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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.