Home / 2,947,015.07-4,064,688.57-2,602,242.72

Finding the Fourth Proportional to 2,947,015.07, 4,064,688.57 and 2,602,242.72

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Solution

The fourth proportional to 2,947,015.07, 4,064,688.57 and 2,602,242.72 is: 3,589,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,015.07 : 4,064,688.57 = 2,602,242.72 : x
  2. Step 2: Convert to fraction form
    2,947,015.07/4,064,688.57 = 2,602,242.72/x
  3. Step 3: Cross multiply
    2,947,015.07x = 4,064,688.57 × 2,602,242.72
  4. Step 4: Simplify right side
    2,947,015.07x = 10,577,306,240,349.71
  5. Step 5: Solve for x
    x = 10,577,306,240,349.71/2,947,015.07
  6. Step 6: Final answer
    x = 3,589,159.20

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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.