Home / 1,384,037.10-2,076,055.65-386,765.10

Finding the Fourth Proportional to 1,384,037.10, 2,076,055.65 and 386,765.10

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Solution

The fourth proportional to 1,384,037.10, 2,076,055.65 and 386,765.10 is: 580,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,037.10 : 2,076,055.65 = 386,765.10 : x
  2. Step 2: Convert to fraction form
    1,384,037.10/2,076,055.65 = 386,765.10/x
  3. Step 3: Cross multiply
    1,384,037.10x = 2,076,055.65 × 386,765.10
  4. Step 4: Simplify right side
    1,384,037.10x = 802,945,871,077.82
  5. Step 5: Solve for x
    x = 802,945,871,077.82/1,384,037.10
  6. Step 6: Final answer
    x = 580,147.65

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1.5x scale

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.