Home / 1,317,275.16-1,817,816.04-744,303.12

Finding the Fourth Proportional to 1,317,275.16, 1,817,816.04 and 744,303.12

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Solution

The fourth proportional to 1,317,275.16, 1,817,816.04 and 744,303.12 is: 1,027,124.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,275.16 : 1,817,816.04 = 744,303.12 : x
  2. Step 2: Convert to fraction form
    1,317,275.16/1,817,816.04 = 744,303.12/x
  3. Step 3: Cross multiply
    1,317,275.16x = 1,817,816.04 × 744,303.12
  4. Step 4: Simplify right side
    1,317,275.16x = 1,353,006,150,158.05
  5. Step 5: Solve for x
    x = 1,353,006,150,158.05/1,317,275.16
  6. Step 6: Final answer
    x = 1,027,124.93

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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.