Home / 2,866,508.47-4,300,384.78-871,912.63

Finding the Fourth Proportional to 2,866,508.47, 4,300,384.78 and 871,912.63

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Solution

The fourth proportional to 2,866,508.47, 4,300,384.78 and 871,912.63 is: 1,308,058.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,508.47 : 4,300,384.78 = 871,912.63 : x
  2. Step 2: Convert to fraction form
    2,866,508.47/4,300,384.78 = 871,912.63/x
  3. Step 3: Cross multiply
    2,866,508.47x = 4,300,384.78 × 871,912.63
  4. Step 4: Simplify right side
    2,866,508.47x = 3,749,559,779,860.07
  5. Step 5: Solve for x
    x = 3,749,559,779,860.07/2,866,508.47
  6. Step 6: Final answer
    x = 1,308,058.16

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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.