Home / 1,771,133.71-2,655,467.89-784,692.49

Finding the Fourth Proportional to 1,771,133.71, 2,655,467.89 and 784,692.49

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Solution

The fourth proportional to 1,771,133.71, 2,655,467.89 and 784,692.49 is: 1,176,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,133.71 : 2,655,467.89 = 784,692.49 : x
  2. Step 2: Convert to fraction form
    1,771,133.71/2,655,467.89 = 784,692.49/x
  3. Step 3: Cross multiply
    1,771,133.71x = 2,655,467.89 × 784,692.49
  4. Step 4: Simplify right side
    1,771,133.71x = 2,083,725,710,719.15
  5. Step 5: Solve for x
    x = 2,083,725,710,719.15/1,771,133.71
  6. Step 6: Final answer
    x = 1,176,492.60

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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.