Home / 1,812,045.78-2,718,085.08-549,873.42

Finding the Fourth Proportional to 1,812,045.78, 2,718,085.08 and 549,873.42

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Solution

The fourth proportional to 1,812,045.78, 2,718,085.08 and 549,873.42 is: 824,815.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,045.78 : 2,718,085.08 = 549,873.42 : x
  2. Step 2: Convert to fraction form
    1,812,045.78/2,718,085.08 = 549,873.42/x
  3. Step 3: Cross multiply
    1,812,045.78x = 2,718,085.08 × 549,873.42
  4. Step 4: Simplify right side
    1,812,045.78x = 1,494,602,738,790.57
  5. Step 5: Solve for x
    x = 1,494,602,738,790.57/1,812,045.78
  6. Step 6: Final answer
    x = 824,815.11

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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.