Home / 1,567,805.90-2,351,125.65-620,980.70

Finding the Fourth Proportional to 1,567,805.90, 2,351,125.65 and 620,980.70

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Solution

The fourth proportional to 1,567,805.90, 2,351,125.65 and 620,980.70 is: 931,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,805.90 : 2,351,125.65 = 620,980.70 : x
  2. Step 2: Convert to fraction form
    1,567,805.90/2,351,125.65 = 620,980.70/x
  3. Step 3: Cross multiply
    1,567,805.90x = 2,351,125.65 × 620,980.70
  4. Step 4: Simplify right side
    1,567,805.90x = 1,460,003,651,924.95
  5. Step 5: Solve for x
    x = 1,460,003,651,924.95/1,567,805.90
  6. Step 6: Final answer
    x = 931,240.05

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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.