Home / 1,437,809.70-2,156,714.55-440,408.10

Finding the Fourth Proportional to 1,437,809.70, 2,156,714.55 and 440,408.10

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Solution

The fourth proportional to 1,437,809.70, 2,156,714.55 and 440,408.10 is: 660,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,809.70 : 2,156,714.55 = 440,408.10 : x
  2. Step 2: Convert to fraction form
    1,437,809.70/2,156,714.55 = 440,408.10/x
  3. Step 3: Cross multiply
    1,437,809.70x = 2,156,714.55 × 440,408.10
  4. Step 4: Simplify right side
    1,437,809.70x = 949,834,557,207.86
  5. Step 5: Solve for x
    x = 949,834,557,207.86/1,437,809.70
  6. Step 6: Final answer
    x = 660,612.15

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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.