Home / 3,440,619.54-4,748,176.74-1,891,999.38

Finding the Fourth Proportional to 3,440,619.54, 4,748,176.74 and 1,891,999.38

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Solution

The fourth proportional to 3,440,619.54, 4,748,176.74 and 1,891,999.38 is: 2,611,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,619.54 : 4,748,176.74 = 1,891,999.38 : x
  2. Step 2: Convert to fraction form
    3,440,619.54/4,748,176.74 = 1,891,999.38/x
  3. Step 3: Cross multiply
    3,440,619.54x = 4,748,176.74 × 1,891,999.38
  4. Step 4: Simplify right side
    3,440,619.54x = 8,983,547,448,210.42
  5. Step 5: Solve for x
    x = 8,983,547,448,210.42/3,440,619.54
  6. Step 6: Final answer
    x = 2,611,026.11

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1.5x scale

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.