Home / 1,224,409.70-1,837,489.35-514,946.90

Finding the Fourth Proportional to 1,224,409.70, 1,837,489.35 and 514,946.90

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Solution

The fourth proportional to 1,224,409.70, 1,837,489.35 and 514,946.90 is: 772,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,409.70 : 1,837,489.35 = 514,946.90 : x
  2. Step 2: Convert to fraction form
    1,224,409.70/1,837,489.35 = 514,946.90/x
  3. Step 3: Cross multiply
    1,224,409.70x = 1,837,489.35 × 514,946.90
  4. Step 4: Simplify right side
    1,224,409.70x = 946,209,444,565.52
  5. Step 5: Solve for x
    x = 946,209,444,565.52/1,224,409.70
  6. Step 6: Final answer
    x = 772,788.26

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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.