Home / 3,688,706.07-5,090,404.32-2,057,115.18

Finding the Fourth Proportional to 3,688,706.07, 5,090,404.32 and 2,057,115.18

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Solution

The fourth proportional to 3,688,706.07, 5,090,404.32 and 2,057,115.18 is: 2,838,813.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,706.07 : 5,090,404.32 = 2,057,115.18 : x
  2. Step 2: Convert to fraction form
    3,688,706.07/5,090,404.32 = 2,057,115.18/x
  3. Step 3: Cross multiply
    3,688,706.07x = 5,090,404.32 × 2,057,115.18
  4. Step 4: Simplify right side
    3,688,706.07x = 10,471,547,999,009.58
  5. Step 5: Solve for x
    x = 10,471,547,999,009.58/3,688,706.07
  6. Step 6: Final answer
    x = 2,838,813.34

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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.