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Finding the Fourth Proportional to 4,871,795.06, 7,308,392.79 and 1,506,264.50

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Solution

The fourth proportional to 4,871,795.06, 7,308,392.79 and 1,506,264.50 is: 2,259,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,795.06 : 7,308,392.79 = 1,506,264.50 : x
  2. Step 2: Convert to fraction form
    4,871,795.06/7,308,392.79 = 1,506,264.50/x
  3. Step 3: Cross multiply
    4,871,795.06x = 7,308,392.79 × 1,506,264.50
  4. Step 4: Simplify right side
    4,871,795.06x = 11,008,372,611,632.96
  5. Step 5: Solve for x
    x = 11,008,372,611,632.96/4,871,795.06
  6. Step 6: Final answer
    x = 2,259,613.24

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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.