Home / 1,297,035.50-1,948,505.63-938,312.82

Finding the Fourth Proportional to 1,297,035.50, 1,948,505.63 and 938,312.82

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Solution

The fourth proportional to 1,297,035.50, 1,948,505.63 and 938,312.82 is: 1,409,605.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,035.50 : 1,948,505.63 = 938,312.82 : x
  2. Step 2: Convert to fraction form
    1,297,035.50/1,948,505.63 = 938,312.82/x
  3. Step 3: Cross multiply
    1,297,035.50x = 1,948,505.63 × 938,312.82
  4. Step 4: Simplify right side
    1,297,035.50x = 1,828,307,807,779.61
  5. Step 5: Solve for x
    x = 1,828,307,807,779.61/1,297,035.50
  6. Step 6: Final answer
    x = 1,409,605.07

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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.