Home / 3,640,328.40-5,460,492.60-1,960,712.40

Finding the Fourth Proportional to 3,640,328.40, 5,460,492.60 and 1,960,712.40

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Solution

The fourth proportional to 3,640,328.40, 5,460,492.60 and 1,960,712.40 is: 2,941,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,328.40 : 5,460,492.60 = 1,960,712.40 : x
  2. Step 2: Convert to fraction form
    3,640,328.40/5,460,492.60 = 1,960,712.40/x
  3. Step 3: Cross multiply
    3,640,328.40x = 5,460,492.60 × 1,960,712.40
  4. Step 4: Simplify right side
    3,640,328.40x = 10,706,455,550,928.24
  5. Step 5: Solve for x
    x = 10,706,455,550,928.24/3,640,328.40
  6. Step 6: Final answer
    x = 2,941,068.60

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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.