Home / 1,630,634.68-2,249,913.47-986,041.34

Finding the Fourth Proportional to 1,630,634.68, 2,249,913.47 and 986,041.34

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Solution

The fourth proportional to 1,630,634.68, 2,249,913.47 and 986,041.34 is: 1,360,517.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,634.68 : 2,249,913.47 = 986,041.34 : x
  2. Step 2: Convert to fraction form
    1,630,634.68/2,249,913.47 = 986,041.34/x
  3. Step 3: Cross multiply
    1,630,634.68x = 2,249,913.47 × 986,041.34
  4. Step 4: Simplify right side
    1,630,634.68x = 2,218,507,692,842.85
  5. Step 5: Solve for x
    x = 2,218,507,692,842.85/1,630,634.68
  6. Step 6: Final answer
    x = 1,360,517.91

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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.