Home / 1,363,643.29-1,881,410.70-790,569.10

Finding the Fourth Proportional to 1,363,643.29, 1,881,410.70 and 790,569.10

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Solution

The fourth proportional to 1,363,643.29, 1,881,410.70 and 790,569.10 is: 1,090,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,643.29 : 1,881,410.70 = 790,569.10 : x
  2. Step 2: Convert to fraction form
    1,363,643.29/1,881,410.70 = 790,569.10/x
  3. Step 3: Cross multiply
    1,363,643.29x = 1,881,410.70 × 790,569.10
  4. Step 4: Simplify right side
    1,363,643.29x = 1,487,385,163,829.37
  5. Step 5: Solve for x
    x = 1,487,385,163,829.37/1,363,643.29
  6. Step 6: Final answer
    x = 1,090,743.58

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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.