Home / 1,430,442.50-1,974,002.38-785,848.82

Finding the Fourth Proportional to 1,430,442.50, 1,974,002.38 and 785,848.82

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Solution

The fourth proportional to 1,430,442.50, 1,974,002.38 and 785,848.82 is: 1,084,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,442.50 : 1,974,002.38 = 785,848.82 : x
  2. Step 2: Convert to fraction form
    1,430,442.50/1,974,002.38 = 785,848.82/x
  3. Step 3: Cross multiply
    1,430,442.50x = 1,974,002.38 × 785,848.82
  4. Step 4: Simplify right side
    1,430,442.50x = 1,551,267,429,165.56
  5. Step 5: Solve for x
    x = 1,551,267,429,165.56/1,430,442.50
  6. Step 6: Final answer
    x = 1,084,466.82

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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.