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Finding the Fourth Proportional to 2,064,504.76, 2,849,061.69 and 1,134,224.50

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Solution

The fourth proportional to 2,064,504.76, 2,849,061.69 and 1,134,224.50 is: 1,565,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,504.76 : 2,849,061.69 = 1,134,224.50 : x
  2. Step 2: Convert to fraction form
    2,064,504.76/2,849,061.69 = 1,134,224.50/x
  3. Step 3: Cross multiply
    2,064,504.76x = 2,849,061.69 × 1,134,224.50
  4. Step 4: Simplify right side
    2,064,504.76x = 3,231,475,570,809.41
  5. Step 5: Solve for x
    x = 3,231,475,570,809.41/2,064,504.76
  6. Step 6: Final answer
    x = 1,565,254.60

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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.