Home / 2,808,966.36-4,211,678.07-1,547,679.72

Finding the Fourth Proportional to 2,808,966.36, 4,211,678.07 and 1,547,679.72

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Solution

The fourth proportional to 2,808,966.36, 4,211,678.07 and 1,547,679.72 is: 2,320,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,966.36 : 4,211,678.07 = 1,547,679.72 : x
  2. Step 2: Convert to fraction form
    2,808,966.36/4,211,678.07 = 1,547,679.72/x
  3. Step 3: Cross multiply
    2,808,966.36x = 4,211,678.07 × 1,547,679.72
  4. Step 4: Simplify right side
    2,808,966.36x = 6,518,328,736,107.74
  5. Step 5: Solve for x
    x = 6,518,328,736,107.74/2,808,966.36
  6. Step 6: Final answer
    x = 2,320,543.54

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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.