Home / 1,302,820.71-1,953,589.55-619,517.67

Finding the Fourth Proportional to 1,302,820.71, 1,953,589.55 and 619,517.67

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Solution

The fourth proportional to 1,302,820.71, 1,953,589.55 and 619,517.67 is: 928,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,820.71 : 1,953,589.55 = 619,517.67 : x
  2. Step 2: Convert to fraction form
    1,302,820.71/1,953,589.55 = 619,517.67/x
  3. Step 3: Cross multiply
    1,302,820.71x = 1,953,589.55 × 619,517.67
  4. Step 4: Simplify right side
    1,302,820.71x = 1,210,283,243,054.76
  5. Step 5: Solve for x
    x = 1,210,283,243,054.76/1,302,820.71
  6. Step 6: Final answer
    x = 928,971.45

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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.