Home / 2,145,574.17-2,963,515.01-1,604,116.71

Finding the Fourth Proportional to 2,145,574.17, 2,963,515.01 and 1,604,116.71

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Solution

The fourth proportional to 2,145,574.17, 2,963,515.01 and 1,604,116.71 is: 2,215,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,574.17 : 2,963,515.01 = 1,604,116.71 : x
  2. Step 2: Convert to fraction form
    2,145,574.17/2,963,515.01 = 1,604,116.71/x
  3. Step 3: Cross multiply
    2,145,574.17x = 2,963,515.01 × 1,604,116.71
  4. Step 4: Simplify right side
    2,145,574.17x = 4,753,823,939,856.23
  5. Step 5: Solve for x
    x = 4,753,823,939,856.23/2,145,574.17
  6. Step 6: Final answer
    x = 2,215,641.86

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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.