Home / 1,577,390.60-2,366,085.90-1,563,393.80

Finding the Fourth Proportional to 1,577,390.60, 2,366,085.90 and 1,563,393.80

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Solution

The fourth proportional to 1,577,390.60, 2,366,085.90 and 1,563,393.80 is: 2,345,090.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,390.60 : 2,366,085.90 = 1,563,393.80 : x
  2. Step 2: Convert to fraction form
    1,577,390.60/2,366,085.90 = 1,563,393.80/x
  3. Step 3: Cross multiply
    1,577,390.60x = 2,366,085.90 × 1,563,393.80
  4. Step 4: Simplify right side
    1,577,390.60x = 3,699,124,026,327.42
  5. Step 5: Solve for x
    x = 3,699,124,026,327.42/1,577,390.60
  6. Step 6: Final answer
    x = 2,345,090.70

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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.