Home / 1,087,097.13-1,500,143.63-603,693.09

Finding the Fourth Proportional to 1,087,097.13, 1,500,143.63 and 603,693.09

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Solution

The fourth proportional to 1,087,097.13, 1,500,143.63 and 603,693.09 is: 833,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,097.13 : 1,500,143.63 = 603,693.09 : x
  2. Step 2: Convert to fraction form
    1,087,097.13/1,500,143.63 = 603,693.09/x
  3. Step 3: Cross multiply
    1,087,097.13x = 1,500,143.63 × 603,693.09
  4. Step 4: Simplify right side
    1,087,097.13x = 905,626,340,420.05
  5. Step 5: Solve for x
    x = 905,626,340,420.05/1,087,097.13
  6. Step 6: Final answer
    x = 833,068.47

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1.5x scale

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.