Home / 3,453,125.07-5,180,160.32-1,178,038.63

Finding the Fourth Proportional to 3,453,125.07, 5,180,160.32 and 1,178,038.63

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Solution

The fourth proportional to 3,453,125.07, 5,180,160.32 and 1,178,038.63 is: 1,767,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453,125.07 : 5,180,160.32 = 1,178,038.63 : x
  2. Step 2: Convert to fraction form
    3,453,125.07/5,180,160.32 = 1,178,038.63/x
  3. Step 3: Cross multiply
    3,453,125.07x = 5,180,160.32 × 1,178,038.63
  4. Step 4: Simplify right side
    3,453,125.07x = 6,102,428,971,555.81
  5. Step 5: Solve for x
    x = 6,102,428,971,555.81/3,453,125.07
  6. Step 6: Final answer
    x = 1,767,219.21

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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.