Home / 1,885,613.04-2,601,690.84-1,111,275.72

Finding the Fourth Proportional to 1,885,613.04, 2,601,690.84 and 1,111,275.72

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Solution

The fourth proportional to 1,885,613.04, 2,601,690.84 and 1,111,275.72 is: 1,533,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,613.04 : 2,601,690.84 = 1,111,275.72 : x
  2. Step 2: Convert to fraction form
    1,885,613.04/2,601,690.84 = 1,111,275.72/x
  3. Step 3: Cross multiply
    1,885,613.04x = 2,601,690.84 × 1,111,275.72
  4. Step 4: Simplify right side
    1,885,613.04x = 2,891,195,861,438.41
  5. Step 5: Solve for x
    x = 2,891,195,861,438.41/1,885,613.04
  6. Step 6: Final answer
    x = 1,533,292.25

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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.