Home / 1,492,686.15-2,058,279.01-1,008,410.43

Finding the Fourth Proportional to 1,492,686.15, 2,058,279.01 and 1,008,410.43

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Solution

The fourth proportional to 1,492,686.15, 2,058,279.01 and 1,008,410.43 is: 1,390,506.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,686.15 : 2,058,279.01 = 1,008,410.43 : x
  2. Step 2: Convert to fraction form
    1,492,686.15/2,058,279.01 = 1,008,410.43/x
  3. Step 3: Cross multiply
    1,492,686.15x = 2,058,279.01 × 1,008,410.43
  4. Step 4: Simplify right side
    1,492,686.15x = 2,075,590,021,534.07
  5. Step 5: Solve for x
    x = 2,075,590,021,534.07/1,492,686.15
  6. Step 6: Final answer
    x = 1,390,506.65

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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.