Home / 1,425,108.74-2,137,465.47-360,085.22

Finding the Fourth Proportional to 1,425,108.74, 2,137,465.47 and 360,085.22

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Solution

The fourth proportional to 1,425,108.74, 2,137,465.47 and 360,085.22 is: 540,077.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,108.74 : 2,137,465.47 = 360,085.22 : x
  2. Step 2: Convert to fraction form
    1,425,108.74/2,137,465.47 = 360,085.22/x
  3. Step 3: Cross multiply
    1,425,108.74x = 2,137,465.47 × 360,085.22
  4. Step 4: Simplify right side
    1,425,108.74x = 769,669,724,007.35
  5. Step 5: Solve for x
    x = 769,669,724,007.35/1,425,108.74
  6. Step 6: Final answer
    x = 540,077.89

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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.