Home / 1,260,314.40-1,886,972.40-1,225,322.40

Finding the Fourth Proportional to 1,260,314.40, 1,886,972.40 and 1,225,322.40

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Solution

The fourth proportional to 1,260,314.40, 1,886,972.40 and 1,225,322.40 is: 1,834,581.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,314.40 : 1,886,972.40 = 1,225,322.40 : x
  2. Step 2: Convert to fraction form
    1,260,314.40/1,886,972.40 = 1,225,322.40/x
  3. Step 3: Cross multiply
    1,260,314.40x = 1,886,972.40 × 1,225,322.40
  4. Step 4: Simplify right side
    1,260,314.40x = 2,312,149,549,901.76
  5. Step 5: Solve for x
    x = 2,312,149,549,901.76/1,260,314.40
  6. Step 6: Final answer
    x = 1,834,581.55

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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.