Home / 3,636,316-5,455,261.32-1,392,454

Finding the Fourth Proportional to 3,636,316, 5,455,261.32 and 1,392,454

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Solution

The fourth proportional to 3,636,316, 5,455,261.32 and 1,392,454 is: 2,088,982.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,316 : 5,455,261.32 = 1,392,454 : x
  2. Step 2: Convert to fraction form
    3,636,316/5,455,261.32 = 1,392,454/x
  3. Step 3: Cross multiply
    3,636,316x = 5,455,261.32 × 1,392,454
  4. Step 4: Simplify right side
    3,636,316x = 7,596,200,446,079.28
  5. Step 5: Solve for x
    x = 7,596,200,446,079.28/3,636,316
  6. Step 6: Final answer
    x = 2,088,982.49

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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.