Home / 1,776,136.60-2,451,045.18-971,320.60

Finding the Fourth Proportional to 1,776,136.60, 2,451,045.18 and 971,320.60

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Solution

The fourth proportional to 1,776,136.60, 2,451,045.18 and 971,320.60 is: 1,340,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,136.60 : 2,451,045.18 = 971,320.60 : x
  2. Step 2: Convert to fraction form
    1,776,136.60/2,451,045.18 = 971,320.60/x
  3. Step 3: Cross multiply
    1,776,136.60x = 2,451,045.18 × 971,320.60
  4. Step 4: Simplify right side
    1,776,136.60x = 2,380,750,674,864.71
  5. Step 5: Solve for x
    x = 2,380,750,674,864.71/1,776,136.60
  6. Step 6: Final answer
    x = 1,340,409.67

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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.