Home / 2,776,678.02-4,163,965.83-1,513,818.18

Finding the Fourth Proportional to 2,776,678.02, 4,163,965.83 and 1,513,818.18

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Solution

The fourth proportional to 2,776,678.02, 4,163,965.83 and 1,513,818.18 is: 2,270,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,678.02 : 4,163,965.83 = 1,513,818.18 : x
  2. Step 2: Convert to fraction form
    2,776,678.02/4,163,965.83 = 1,513,818.18/x
  3. Step 3: Cross multiply
    2,776,678.02x = 4,163,965.83 × 1,513,818.18
  4. Step 4: Simplify right side
    2,776,678.02x = 6,303,487,174,352.79
  5. Step 5: Solve for x
    x = 6,303,487,174,352.79/2,776,678.02
  6. Step 6: Final answer
    x = 2,270,154.17

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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.