Home / 1,124,225.84-1,685,589.68-619,024.72

Finding the Fourth Proportional to 1,124,225.84, 1,685,589.68 and 619,024.72

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Solution

The fourth proportional to 1,124,225.84, 1,685,589.68 and 619,024.72 is: 928,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,225.84 : 1,685,589.68 = 619,024.72 : x
  2. Step 2: Convert to fraction form
    1,124,225.84/1,685,589.68 = 619,024.72/x
  3. Step 3: Cross multiply
    1,124,225.84x = 1,685,589.68 × 619,024.72
  4. Step 4: Simplify right side
    1,124,225.84x = 1,043,421,679,696.89
  5. Step 5: Solve for x
    x = 1,043,421,679,696.89/1,124,225.84
  6. Step 6: Final answer
    x = 928,124.62

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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.