Home / 1,369,267.02-1,889,443.13-757,322.55

Finding the Fourth Proportional to 1,369,267.02, 1,889,443.13 and 757,322.55

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Solution

The fourth proportional to 1,369,267.02, 1,889,443.13 and 757,322.55 is: 1,045,024.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,267.02 : 1,889,443.13 = 757,322.55 : x
  2. Step 2: Convert to fraction form
    1,369,267.02/1,889,443.13 = 757,322.55/x
  3. Step 3: Cross multiply
    1,369,267.02x = 1,889,443.13 × 757,322.55
  4. Step 4: Simplify right side
    1,369,267.02x = 1,430,917,885,504.97
  5. Step 5: Solve for x
    x = 1,430,917,885,504.97/1,369,267.02
  6. Step 6: Final answer
    x = 1,045,024.72

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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.