Home / 1,531,312.48-2,113,175.28-852,234.40

Finding the Fourth Proportional to 1,531,312.48, 2,113,175.28 and 852,234.40

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Solution

The fourth proportional to 1,531,312.48, 2,113,175.28 and 852,234.40 is: 1,176,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,312.48 : 2,113,175.28 = 852,234.40 : x
  2. Step 2: Convert to fraction form
    1,531,312.48/2,113,175.28 = 852,234.40/x
  3. Step 3: Cross multiply
    1,531,312.48x = 2,113,175.28 × 852,234.40
  4. Step 4: Simplify right side
    1,531,312.48x = 1,800,920,666,845.63
  5. Step 5: Solve for x
    x = 1,800,920,666,845.63/1,531,312.48
  6. Step 6: Final answer
    x = 1,176,063.47

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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.