Home / 1,816,688.22-2,506,909.41-1,091,566.50

Finding the Fourth Proportional to 1,816,688.22, 2,506,909.41 and 1,091,566.50

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Solution

The fourth proportional to 1,816,688.22, 2,506,909.41 and 1,091,566.50 is: 1,506,289.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,688.22 : 2,506,909.41 = 1,091,566.50 : x
  2. Step 2: Convert to fraction form
    1,816,688.22/2,506,909.41 = 1,091,566.50/x
  3. Step 3: Cross multiply
    1,816,688.22x = 2,506,909.41 × 1,091,566.50
  4. Step 4: Simplify right side
    1,816,688.22x = 2,736,458,330,490.77
  5. Step 5: Solve for x
    x = 2,736,458,330,490.77/1,816,688.22
  6. Step 6: Final answer
    x = 1,506,289.47

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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.