Home / 4,812,981.34-7,221,079.86-1,574,667.22

Finding the Fourth Proportional to 4,812,981.34, 7,221,079.86 and 1,574,667.22

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Solution

The fourth proportional to 4,812,981.34, 7,221,079.86 and 1,574,667.22 is: 2,362,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,981.34 : 7,221,079.86 = 1,574,667.22 : x
  2. Step 2: Convert to fraction form
    4,812,981.34/7,221,079.86 = 1,574,667.22/x
  3. Step 3: Cross multiply
    4,812,981.34x = 7,221,079.86 × 1,574,667.22
  4. Step 4: Simplify right side
    4,812,981.34x = 11,370,797,748,544.19
  5. Step 5: Solve for x
    x = 11,370,797,748,544.19/4,812,981.34
  6. Step 6: Final answer
    x = 2,362,526.87

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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.