Home / 2,905,981.02-4,358,927.70-1,307,415.24

Finding the Fourth Proportional to 2,905,981.02, 4,358,927.70 and 1,307,415.24

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Solution

The fourth proportional to 2,905,981.02, 4,358,927.70 and 1,307,415.24 is: 1,961,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,981.02 : 4,358,927.70 = 1,307,415.24 : x
  2. Step 2: Convert to fraction form
    2,905,981.02/4,358,927.70 = 1,307,415.24/x
  3. Step 3: Cross multiply
    2,905,981.02x = 4,358,927.70 × 1,307,415.24
  4. Step 4: Simplify right side
    2,905,981.02x = 5,698,928,505,038.15
  5. Step 5: Solve for x
    x = 5,698,928,505,038.15/2,905,981.02
  6. Step 6: Final answer
    x = 1,961,103.14

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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.