Home / 2,163,738.36-2,984,953.26-1,400,038.20

Finding the Fourth Proportional to 2,163,738.36, 2,984,953.26 and 1,400,038.20

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Solution

The fourth proportional to 2,163,738.36, 2,984,953.26 and 1,400,038.20 is: 1,931,402.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,738.36 : 2,984,953.26 = 1,400,038.20 : x
  2. Step 2: Convert to fraction form
    2,163,738.36/2,984,953.26 = 1,400,038.20/x
  3. Step 3: Cross multiply
    2,163,738.36x = 2,984,953.26 × 1,400,038.20
  4. Step 4: Simplify right side
    2,163,738.36x = 4,179,048,589,214.53
  5. Step 5: Solve for x
    x = 4,179,048,589,214.53/2,163,738.36
  6. Step 6: Final answer
    x = 1,931,402.00

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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.