Home / 2,119,069.71-3,180,602.30-772,533.81

Finding the Fourth Proportional to 2,119,069.71, 3,180,602.30 and 772,533.81

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Solution

The fourth proportional to 2,119,069.71, 3,180,602.30 and 772,533.81 is: 1,159,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,069.71 : 3,180,602.30 = 772,533.81 : x
  2. Step 2: Convert to fraction form
    2,119,069.71/3,180,602.30 = 772,533.81/x
  3. Step 3: Cross multiply
    2,119,069.71x = 3,180,602.30 × 772,533.81
  4. Step 4: Simplify right side
    2,119,069.71x = 2,457,122,812,913.76
  5. Step 5: Solve for x
    x = 2,457,122,812,913.76/2,119,069.71
  6. Step 6: Final answer
    x = 1,159,529.01

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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.