Home / 1,559,802.80-2,339,704.20-437,871.80

Finding the Fourth Proportional to 1,559,802.80, 2,339,704.20 and 437,871.80

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Solution

The fourth proportional to 1,559,802.80, 2,339,704.20 and 437,871.80 is: 656,807.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,802.80 : 2,339,704.20 = 437,871.80 : x
  2. Step 2: Convert to fraction form
    1,559,802.80/2,339,704.20 = 437,871.80/x
  3. Step 3: Cross multiply
    1,559,802.80x = 2,339,704.20 × 437,871.80
  4. Step 4: Simplify right side
    1,559,802.80x = 1,024,490,489,521.56
  5. Step 5: Solve for x
    x = 1,024,490,489,521.56/1,559,802.80
  6. Step 6: Final answer
    x = 656,807.70

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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.