Home / 1,592,156.79-2,197,118.35-866,988.60

Finding the Fourth Proportional to 1,592,156.79, 2,197,118.35 and 866,988.60

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Solution

The fourth proportional to 1,592,156.79, 2,197,118.35 and 866,988.60 is: 1,196,412.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,156.79 : 2,197,118.35 = 866,988.60 : x
  2. Step 2: Convert to fraction form
    1,592,156.79/2,197,118.35 = 866,988.60/x
  3. Step 3: Cross multiply
    1,592,156.79x = 2,197,118.35 × 866,988.60
  4. Step 4: Simplify right side
    1,592,156.79x = 1,904,876,562,300.81
  5. Step 5: Solve for x
    x = 1,904,876,562,300.81/1,592,156.79
  6. Step 6: Final answer
    x = 1,196,412.67

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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.