Home / 1,510,006.80-2,083,807.98-830,943.30

Finding the Fourth Proportional to 1,510,006.80, 2,083,807.98 and 830,943.30

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Solution

The fourth proportional to 1,510,006.80, 2,083,807.98 and 830,943.30 is: 1,146,700.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,006.80 : 2,083,807.98 = 830,943.30 : x
  2. Step 2: Convert to fraction form
    1,510,006.80/2,083,807.98 = 830,943.30/x
  3. Step 3: Cross multiply
    1,510,006.80x = 2,083,807.98 × 830,943.30
  4. Step 4: Simplify right side
    1,510,006.80x = 1,731,526,279,467.53
  5. Step 5: Solve for x
    x = 1,731,526,279,467.53/1,510,006.80
  6. Step 6: Final answer
    x = 1,146,700.98

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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.