Home / 1,501,569.69-2,072,164.32-813,241.14

Finding the Fourth Proportional to 1,501,569.69, 2,072,164.32 and 813,241.14

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Solution

The fourth proportional to 1,501,569.69, 2,072,164.32 and 813,241.14 is: 1,122,271.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,569.69 : 2,072,164.32 = 813,241.14 : x
  2. Step 2: Convert to fraction form
    1,501,569.69/2,072,164.32 = 813,241.14/x
  3. Step 3: Cross multiply
    1,501,569.69x = 2,072,164.32 × 813,241.14
  4. Step 4: Simplify right side
    1,501,569.69x = 1,685,169,273,864.13
  5. Step 5: Solve for x
    x = 1,685,169,273,864.13/1,501,569.69
  6. Step 6: Final answer
    x = 1,122,271.77

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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.