Home / 2,078,309.20-2,902,547-2,078,309.20

Finding the Fourth Proportional to 2,078,309.20, 2,902,547 and 2,078,309.20

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Solution

The fourth proportional to 2,078,309.20, 2,902,547 and 2,078,309.20 is: 2,902,547

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,309.20 : 2,902,547 = 2,078,309.20 : x
  2. Step 2: Convert to fraction form
    2,078,309.20/2,902,547 = 2,078,309.20/x
  3. Step 3: Cross multiply
    2,078,309.20x = 2,902,547 × 2,078,309.20
  4. Step 4: Simplify right side
    2,078,309.20x = 6,032,390,133,532.40
  5. Step 5: Solve for x
    x = 6,032,390,133,532.40/2,078,309.20
  6. Step 6: Final answer
    x = 2,902,547

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.