Home / 1,316,219-1,974,328.77-474,770.66

Finding the Fourth Proportional to 1,316,219, 1,974,328.77 and 474,770.66

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Solution

The fourth proportional to 1,316,219, 1,974,328.77 and 474,770.66 is: 712,156.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,219 : 1,974,328.77 = 474,770.66 : x
  2. Step 2: Convert to fraction form
    1,316,219/1,974,328.77 = 474,770.66/x
  3. Step 3: Cross multiply
    1,316,219x = 1,974,328.77 × 474,770.66
  4. Step 4: Simplify right side
    1,316,219x = 937,353,373,189.89
  5. Step 5: Solve for x
    x = 937,353,373,189.89/1,316,219
  6. Step 6: Final answer
    x = 712,156.09

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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.