Home / 2,116,566.60-2,920,916.24-1,149,752.22

Finding the Fourth Proportional to 2,116,566.60, 2,920,916.24 and 1,149,752.22

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Solution

The fourth proportional to 2,116,566.60, 2,920,916.24 and 1,149,752.22 is: 1,586,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,566.60 : 2,920,916.24 = 1,149,752.22 : x
  2. Step 2: Convert to fraction form
    2,116,566.60/2,920,916.24 = 1,149,752.22/x
  3. Step 3: Cross multiply
    2,116,566.60x = 2,920,916.24 × 1,149,752.22
  4. Step 4: Simplify right side
    2,116,566.60x = 3,358,329,925,625.29
  5. Step 5: Solve for x
    x = 3,358,329,925,625.29/2,116,566.60
  6. Step 6: Final answer
    x = 1,586,687.57

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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.