Home / 1,381,341.51-2,073,426.22-1,140,688.70

Finding the Fourth Proportional to 1,381,341.51, 2,073,426.22 and 1,140,688.70

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Solution

The fourth proportional to 1,381,341.51, 2,073,426.22 and 1,140,688.70 is: 1,712,200.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,341.51 : 2,073,426.22 = 1,140,688.70 : x
  2. Step 2: Convert to fraction form
    1,381,341.51/2,073,426.22 = 1,140,688.70/x
  3. Step 3: Cross multiply
    1,381,341.51x = 2,073,426.22 × 1,140,688.70
  4. Step 4: Simplify right side
    1,381,341.51x = 2,365,133,858,271.79
  5. Step 5: Solve for x
    x = 2,365,133,858,271.79/1,381,341.51
  6. Step 6: Final answer
    x = 1,712,200.67

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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.