Home / 2,238,899.02-3,089,646.47-1,258,838.95

Finding the Fourth Proportional to 2,238,899.02, 3,089,646.47 and 1,258,838.95

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Solution

The fourth proportional to 2,238,899.02, 3,089,646.47 and 1,258,838.95 is: 1,737,178.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,899.02 : 3,089,646.47 = 1,258,838.95 : x
  2. Step 2: Convert to fraction form
    2,238,899.02/3,089,646.47 = 1,258,838.95/x
  3. Step 3: Cross multiply
    2,238,899.02x = 3,089,646.47 × 1,258,838.95
  4. Step 4: Simplify right side
    2,238,899.02x = 3,889,367,307,294.79
  5. Step 5: Solve for x
    x = 3,889,367,307,294.79/2,238,899.02
  6. Step 6: Final answer
    x = 1,737,178.53

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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.