Home / 1,154,521.45-1,731,048.65-1,012,651.64

Finding the Fourth Proportional to 1,154,521.45, 1,731,048.65 and 1,012,651.64

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Solution

The fourth proportional to 1,154,521.45, 1,731,048.65 and 1,012,651.64 is: 1,518,334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,521.45 : 1,731,048.65 = 1,012,651.64 : x
  2. Step 2: Convert to fraction form
    1,154,521.45/1,731,048.65 = 1,012,651.64/x
  3. Step 3: Cross multiply
    1,154,521.45x = 1,731,048.65 × 1,012,651.64
  4. Step 4: Simplify right side
    1,154,521.45x = 1,752,949,254,342.29
  5. Step 5: Solve for x
    x = 1,752,949,254,342.29/1,154,521.45
  6. Step 6: Final answer
    x = 1,518,334.07

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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.