Home / 1,531,307.60-2,296,961.40-1,053,010.70

Finding the Fourth Proportional to 1,531,307.60, 2,296,961.40 and 1,053,010.70

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Solution

The fourth proportional to 1,531,307.60, 2,296,961.40 and 1,053,010.70 is: 1,579,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,307.60 : 2,296,961.40 = 1,053,010.70 : x
  2. Step 2: Convert to fraction form
    1,531,307.60/2,296,961.40 = 1,053,010.70/x
  3. Step 3: Cross multiply
    1,531,307.60x = 2,296,961.40 × 1,053,010.70
  4. Step 4: Simplify right side
    1,531,307.60x = 2,418,724,931,686.98
  5. Step 5: Solve for x
    x = 2,418,724,931,686.98/1,531,307.60
  6. Step 6: Final answer
    x = 1,579,516.05

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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.