Home / 1,421,066.98-2,133,117.96-611,851.84

Finding the Fourth Proportional to 1,421,066.98, 2,133,117.96 and 611,851.84

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Solution

The fourth proportional to 1,421,066.98, 2,133,117.96 and 611,851.84 is: 918,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,066.98 : 2,133,117.96 = 611,851.84 : x
  2. Step 2: Convert to fraction form
    1,421,066.98/2,133,117.96 = 611,851.84/x
  3. Step 3: Cross multiply
    1,421,066.98x = 2,133,117.96 × 611,851.84
  4. Step 4: Simplify right side
    1,421,066.98x = 1,305,152,148,763.05
  5. Step 5: Solve for x
    x = 1,305,152,148,763.05/1,421,066.98
  6. Step 6: Final answer
    x = 918,431.13

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1.5x scale

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.