Home / 1,384,446.70-2,076,475.65-437,913.10

Finding the Fourth Proportional to 1,384,446.70, 2,076,475.65 and 437,913.10

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Solution

The fourth proportional to 1,384,446.70, 2,076,475.65 and 437,913.10 is: 656,808.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,446.70 : 2,076,475.65 = 437,913.10 : x
  2. Step 2: Convert to fraction form
    1,384,446.70/2,076,475.65 = 437,913.10/x
  3. Step 3: Cross multiply
    1,384,446.70x = 2,076,475.65 × 437,913.10
  4. Step 4: Simplify right side
    1,384,446.70x = 909,315,888,966.02
  5. Step 5: Solve for x
    x = 909,315,888,966.02/1,384,446.70
  6. Step 6: Final answer
    x = 656,808.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.