Home / 1,657,131.21-2,286,068.67-1,076,313.02

Finding the Fourth Proportional to 1,657,131.21, 2,286,068.67 and 1,076,313.02

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Solution

The fourth proportional to 1,657,131.21, 2,286,068.67 and 1,076,313.02 is: 1,484,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,131.21 : 2,286,068.67 = 1,076,313.02 : x
  2. Step 2: Convert to fraction form
    1,657,131.21/2,286,068.67 = 1,076,313.02/x
  3. Step 3: Cross multiply
    1,657,131.21x = 2,286,068.67 × 1,076,313.02
  4. Step 4: Simplify right side
    1,657,131.21x = 2,460,525,462,704.74
  5. Step 5: Solve for x
    x = 2,460,525,462,704.74/1,657,131.21
  6. Step 6: Final answer
    x = 1,484,810.28

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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.