Home / 2,071,043.75-3,102,330.56-1,688,157.16

Finding the Fourth Proportional to 2,071,043.75, 3,102,330.56 and 1,688,157.16

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Solution

The fourth proportional to 2,071,043.75, 3,102,330.56 and 1,688,157.16 is: 2,528,783.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,043.75 : 3,102,330.56 = 1,688,157.16 : x
  2. Step 2: Convert to fraction form
    2,071,043.75/3,102,330.56 = 1,688,157.16/x
  3. Step 3: Cross multiply
    2,071,043.75x = 3,102,330.56 × 1,688,157.16
  4. Step 4: Simplify right side
    2,071,043.75x = 5,237,221,547,550.81
  5. Step 5: Solve for x
    x = 5,237,221,547,550.81/2,071,043.75
  6. Step 6: Final answer
    x = 2,528,783.64

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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.