Home / 1,154,328.95-1,731,518.01-396,167.12

Finding the Fourth Proportional to 1,154,328.95, 1,731,518.01 and 396,167.12

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Solution

The fourth proportional to 1,154,328.95, 1,731,518.01 and 396,167.12 is: 594,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,328.95 : 1,731,518.01 = 396,167.12 : x
  2. Step 2: Convert to fraction form
    1,154,328.95/1,731,518.01 = 396,167.12/x
  3. Step 3: Cross multiply
    1,154,328.95x = 1,731,518.01 × 396,167.12
  4. Step 4: Simplify right side
    1,154,328.95x = 685,970,494,592.24
  5. Step 5: Solve for x
    x = 685,970,494,592.24/1,154,328.95
  6. Step 6: Final answer
    x = 594,259.11

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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.