Home / 3,020,812.96-4,168,840.08-1,662,812.32

Finding the Fourth Proportional to 3,020,812.96, 4,168,840.08 and 1,662,812.32

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Solution

The fourth proportional to 3,020,812.96, 4,168,840.08 and 1,662,812.32 is: 2,294,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,812.96 : 4,168,840.08 = 1,662,812.32 : x
  2. Step 2: Convert to fraction form
    3,020,812.96/4,168,840.08 = 1,662,812.32/x
  3. Step 3: Cross multiply
    3,020,812.96x = 4,168,840.08 × 1,662,812.32
  4. Step 4: Simplify right side
    3,020,812.96x = 6,931,998,645,133.79
  5. Step 5: Solve for x
    x = 6,931,998,645,133.79/3,020,812.96
  6. Step 6: Final answer
    x = 2,294,746.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.