Home / 974,246.40-1,463,827.20-619,430.40

Finding the Fourth Proportional to 974,246.40, 1,463,827.20 and 619,430.40

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Solution

The fourth proportional to 974,246.40, 1,463,827.20 and 619,430.40 is: 930,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,246.40 : 1,463,827.20 = 619,430.40 : x
  2. Step 2: Convert to fraction form
    974,246.40/1,463,827.20 = 619,430.40/x
  3. Step 3: Cross multiply
    974,246.40x = 1,463,827.20 × 619,430.40
  4. Step 4: Simplify right side
    974,246.40x = 906,739,068,026.88
  5. Step 5: Solve for x
    x = 906,739,068,026.88/974,246.40
  6. Step 6: Final answer
    x = 930,708.15

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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.