Home / 1,362,264.32-1,880,148.48-1,039,363.84

Finding the Fourth Proportional to 1,362,264.32, 1,880,148.48 and 1,039,363.84

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Solution

The fourth proportional to 1,362,264.32, 1,880,148.48 and 1,039,363.84 is: 1,434,492.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,264.32 : 1,880,148.48 = 1,039,363.84 : x
  2. Step 2: Convert to fraction form
    1,362,264.32/1,880,148.48 = 1,039,363.84/x
  3. Step 3: Cross multiply
    1,362,264.32x = 1,880,148.48 × 1,039,363.84
  4. Step 4: Simplify right side
    1,362,264.32x = 1,954,158,343,942.96
  5. Step 5: Solve for x
    x = 1,954,158,343,942.96/1,362,264.32
  6. Step 6: Final answer
    x = 1,434,492.79

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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.