Home / 3,954,328.40-5,931,492.60-3,688,907.60

Finding the Fourth Proportional to 3,954,328.40, 5,931,492.60 and 3,688,907.60

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Solution

The fourth proportional to 3,954,328.40, 5,931,492.60 and 3,688,907.60 is: 5,533,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,328.40 : 5,931,492.60 = 3,688,907.60 : x
  2. Step 2: Convert to fraction form
    3,954,328.40/5,931,492.60 = 3,688,907.60/x
  3. Step 3: Cross multiply
    3,954,328.40x = 5,931,492.60 × 3,688,907.60
  4. Step 4: Simplify right side
    3,954,328.40x = 21,880,728,131,483.76
  5. Step 5: Solve for x
    x = 21,880,728,131,483.76/3,954,328.40
  6. Step 6: Final answer
    x = 5,533,361.40

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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.