Home / 1,151,041.63-1,726,720.01-392,679.48

Finding the Fourth Proportional to 1,151,041.63, 1,726,720.01 and 392,679.48

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Solution

The fourth proportional to 1,151,041.63, 1,726,720.01 and 392,679.48 is: 589,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,041.63 : 1,726,720.01 = 392,679.48 : x
  2. Step 2: Convert to fraction form
    1,151,041.63/1,726,720.01 = 392,679.48/x
  3. Step 3: Cross multiply
    1,151,041.63x = 1,726,720.01 × 392,679.48
  4. Step 4: Simplify right side
    1,151,041.63x = 678,047,518,281.64
  5. Step 5: Solve for x
    x = 678,047,518,281.64/1,151,041.63
  6. Step 6: Final answer
    x = 589,072.98

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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.