Home / 2,119,042.55-2,925,360.57-1,434,332.96

Finding the Fourth Proportional to 2,119,042.55, 2,925,360.57 and 1,434,332.96

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Solution

The fourth proportional to 2,119,042.55, 2,925,360.57 and 1,434,332.96 is: 1,980,111.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,042.55 : 2,925,360.57 = 1,434,332.96 : x
  2. Step 2: Convert to fraction form
    2,119,042.55/2,925,360.57 = 1,434,332.96/x
  3. Step 3: Cross multiply
    2,119,042.55x = 2,925,360.57 × 1,434,332.96
  4. Step 4: Simplify right side
    2,119,042.55x = 4,195,941,085,435.39
  5. Step 5: Solve for x
    x = 4,195,941,085,435.39/2,119,042.55
  6. Step 6: Final answer
    x = 1,980,111.77

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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.