Home / 1,783,685.48-2,460,785.20-1,019,328.96

Finding the Fourth Proportional to 1,783,685.48, 2,460,785.20 and 1,019,328.96

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Solution

The fourth proportional to 1,783,685.48, 2,460,785.20 and 1,019,328.96 is: 1,406,273.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,685.48 : 2,460,785.20 = 1,019,328.96 : x
  2. Step 2: Convert to fraction form
    1,783,685.48/2,460,785.20 = 1,019,328.96/x
  3. Step 3: Cross multiply
    1,783,685.48x = 2,460,785.20 × 1,019,328.96
  4. Step 4: Simplify right side
    1,783,685.48x = 2,508,349,618,699.39
  5. Step 5: Solve for x
    x = 2,508,349,618,699.39/1,783,685.48
  6. Step 6: Final answer
    x = 1,406,273.50

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1.5x scale

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.