Home / 5,280,795.90-7,915,945.05-2,435,946.30

Finding the Fourth Proportional to 5,280,795.90, 7,915,945.05 and 2,435,946.30

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Solution

The fourth proportional to 5,280,795.90, 7,915,945.05 and 2,435,946.30 is: 3,651,498.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,795.90 : 7,915,945.05 = 2,435,946.30 : x
  2. Step 2: Convert to fraction form
    5,280,795.90/7,915,945.05 = 2,435,946.30/x
  3. Step 3: Cross multiply
    5,280,795.90x = 7,915,945.05 × 2,435,946.30
  4. Step 4: Simplify right side
    5,280,795.90x = 19,282,817,055,550.81
  5. Step 5: Solve for x
    x = 19,282,817,055,550.81/5,280,795.90
  6. Step 6: Final answer
    x = 3,651,498.26

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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.