Home / 1,492,687.40-2,058,280.74-1,008,411.68

Finding the Fourth Proportional to 1,492,687.40, 2,058,280.74 and 1,008,411.68

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Solution

The fourth proportional to 1,492,687.40, 2,058,280.74 and 1,008,411.68 is: 1,390,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,687.40 : 2,058,280.74 = 1,008,411.68 : x
  2. Step 2: Convert to fraction form
    1,492,687.40/2,058,280.74 = 1,008,411.68/x
  3. Step 3: Cross multiply
    1,492,687.40x = 2,058,280.74 × 1,008,411.68
  4. Step 4: Simplify right side
    1,492,687.40x = 2,075,594,344,080.75
  5. Step 5: Solve for x
    x = 2,075,594,344,080.75/1,492,687.40
  6. Step 6: Final answer
    x = 1,390,508.39

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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.