Home / 2,866,509.34-4,300,386.09-871,913.50

Finding the Fourth Proportional to 2,866,509.34, 4,300,386.09 and 871,913.50

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Solution

The fourth proportional to 2,866,509.34, 4,300,386.09 and 871,913.50 is: 1,308,059.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,509.34 : 4,300,386.09 = 871,913.50 : x
  2. Step 2: Convert to fraction form
    2,866,509.34/4,300,386.09 = 871,913.50/x
  3. Step 3: Cross multiply
    2,866,509.34x = 4,300,386.09 × 871,913.50
  4. Step 4: Simplify right side
    2,866,509.34x = 3,749,564,687,083.22
  5. Step 5: Solve for x
    x = 3,749,564,687,083.22/2,866,509.34
  6. Step 6: Final answer
    x = 1,308,059.47

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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.