Home / 1,672,851.12-2,509,279.05-410,678.74

Finding the Fourth Proportional to 1,672,851.12, 2,509,279.05 and 410,678.74

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Solution

The fourth proportional to 1,672,851.12, 2,509,279.05 and 410,678.74 is: 616,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,851.12 : 2,509,279.05 = 410,678.74 : x
  2. Step 2: Convert to fraction form
    1,672,851.12/2,509,279.05 = 410,678.74/x
  3. Step 3: Cross multiply
    1,672,851.12x = 2,509,279.05 × 410,678.74
  4. Step 4: Simplify right side
    1,672,851.12x = 1,030,507,563,239.04
  5. Step 5: Solve for x
    x = 1,030,507,563,239.04/1,672,851.12
  6. Step 6: Final answer
    x = 616,018.70

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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.