Home / 1,500,176.35-2,248,271.62-860,786.40

Finding the Fourth Proportional to 1,500,176.35, 2,248,271.62 and 860,786.40

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Solution

The fourth proportional to 1,500,176.35, 2,248,271.62 and 860,786.40 is: 1,290,036.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,176.35 : 2,248,271.62 = 860,786.40 : x
  2. Step 2: Convert to fraction form
    1,500,176.35/2,248,271.62 = 860,786.40/x
  3. Step 3: Cross multiply
    1,500,176.35x = 2,248,271.62 × 860,786.40
  4. Step 4: Simplify right side
    1,500,176.35x = 1,935,281,631,850.00
  5. Step 5: Solve for x
    x = 1,935,281,631,850.00/1,500,176.35
  6. Step 6: Final answer
    x = 1,290,036.09

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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.