Home / 1,140,585.68-1,710,100.92-578,536.40

Finding the Fourth Proportional to 1,140,585.68, 1,710,100.92 and 578,536.40

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Solution

The fourth proportional to 1,140,585.68, 1,710,100.92 and 578,536.40 is: 867,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,585.68 : 1,710,100.92 = 578,536.40 : x
  2. Step 2: Convert to fraction form
    1,140,585.68/1,710,100.92 = 578,536.40/x
  3. Step 3: Cross multiply
    1,140,585.68x = 1,710,100.92 × 578,536.40
  4. Step 4: Simplify right side
    1,140,585.68x = 989,355,629,893.49
  5. Step 5: Solve for x
    x = 989,355,629,893.49/1,140,585.68
  6. Step 6: Final answer
    x = 867,410.18

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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.