Home / 4,158,916.48-6,238,969.82-1,280,526.85

Finding the Fourth Proportional to 4,158,916.48, 6,238,969.82 and 1,280,526.85

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Solution

The fourth proportional to 4,158,916.48, 6,238,969.82 and 1,280,526.85 is: 1,920,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,916.48 : 6,238,969.82 = 1,280,526.85 : x
  2. Step 2: Convert to fraction form
    4,158,916.48/6,238,969.82 = 1,280,526.85/x
  3. Step 3: Cross multiply
    4,158,916.48x = 6,238,969.82 × 1,280,526.85
  4. Step 4: Simplify right side
    4,158,916.48x = 7,989,168,333,252.18
  5. Step 5: Solve for x
    x = 7,989,168,333,252.18/4,158,916.48
  6. Step 6: Final answer
    x = 1,920,973.50

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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.