Home / 1,492,555.20-2,058,100.02-1,008,279.96

Finding the Fourth Proportional to 1,492,555.20, 2,058,100.02 and 1,008,279.96

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Solution

The fourth proportional to 1,492,555.20, 2,058,100.02 and 1,008,279.96 is: 1,390,327.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,555.20 : 2,058,100.02 = 1,008,279.96 : x
  2. Step 2: Convert to fraction form
    1,492,555.20/2,058,100.02 = 1,008,279.96/x
  3. Step 3: Cross multiply
    1,492,555.20x = 2,058,100.02 × 1,008,279.96
  4. Step 4: Simplify right side
    1,492,555.20x = 2,075,141,005,841.60
  5. Step 5: Solve for x
    x = 2,075,141,005,841.60/1,492,555.20
  6. Step 6: Final answer
    x = 1,390,327.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.