Home / 1,145,928.60-1,717,637.40-576,401.40

Finding the Fourth Proportional to 1,145,928.60, 1,717,637.40 and 576,401.40

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Solution

The fourth proportional to 1,145,928.60, 1,717,637.40 and 576,401.40 is: 863,970.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,928.60 : 1,717,637.40 = 576,401.40 : x
  2. Step 2: Convert to fraction form
    1,145,928.60/1,717,637.40 = 576,401.40/x
  3. Step 3: Cross multiply
    1,145,928.60x = 1,717,637.40 × 576,401.40
  4. Step 4: Simplify right side
    1,145,928.60x = 990,048,602,052.36
  5. Step 5: Solve for x
    x = 990,048,602,052.36/1,145,928.60
  6. Step 6: Final answer
    x = 863,970.58

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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.