Home / 2,785,547.76-4,172,941.44-2,054,783.52

Finding the Fourth Proportional to 2,785,547.76, 4,172,941.44 and 2,054,783.52

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Solution

The fourth proportional to 2,785,547.76, 4,172,941.44 and 2,054,783.52 is: 3,078,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,547.76 : 4,172,941.44 = 2,054,783.52 : x
  2. Step 2: Convert to fraction form
    2,785,547.76/4,172,941.44 = 2,054,783.52/x
  3. Step 3: Cross multiply
    2,785,547.76x = 4,172,941.44 × 2,054,783.52
  4. Step 4: Simplify right side
    2,785,547.76x = 8,574,491,300,837.07
  5. Step 5: Solve for x
    x = 8,574,491,300,837.07/2,785,547.76
  6. Step 6: Final answer
    x = 3,078,206.53

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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.