Home / 1,048,920.12-1,569,996.41-542,784.74

Finding the Fourth Proportional to 1,048,920.12, 1,569,996.41 and 542,784.74

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Solution

The fourth proportional to 1,048,920.12, 1,569,996.41 and 542,784.74 is: 812,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,920.12 : 1,569,996.41 = 542,784.74 : x
  2. Step 2: Convert to fraction form
    1,048,920.12/1,569,996.41 = 542,784.74/x
  3. Step 3: Cross multiply
    1,048,920.12x = 1,569,996.41 × 542,784.74
  4. Step 4: Simplify right side
    1,048,920.12x = 852,170,082,638.88
  5. Step 5: Solve for x
    x = 852,170,082,638.88/1,048,920.12
  6. Step 6: Final answer
    x = 812,426.10

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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.