Home / 4,913,838.10-7,371,806.64-1,719,068.50

Finding the Fourth Proportional to 4,913,838.10, 7,371,806.64 and 1,719,068.50

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Solution

The fourth proportional to 4,913,838.10, 7,371,806.64 and 1,719,068.50 is: 2,578,969.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913,838.10 : 7,371,806.64 = 1,719,068.50 : x
  2. Step 2: Convert to fraction form
    4,913,838.10/7,371,806.64 = 1,719,068.50/x
  3. Step 3: Cross multiply
    4,913,838.10x = 7,371,806.64 × 1,719,068.50
  4. Step 4: Simplify right side
    4,913,838.10x = 12,672,640,582,914.84
  5. Step 5: Solve for x
    x = 12,672,640,582,914.84/4,913,838.10
  6. Step 6: Final answer
    x = 2,578,969.91

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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.