Home / 1,613,038.77-2,225,976.61-887,870.91

Finding the Fourth Proportional to 1,613,038.77, 2,225,976.61 and 887,870.91

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Solution

The fourth proportional to 1,613,038.77, 2,225,976.61 and 887,870.91 is: 1,225,252.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,038.77 : 2,225,976.61 = 887,870.91 : x
  2. Step 2: Convert to fraction form
    1,613,038.77/2,225,976.61 = 887,870.91/x
  3. Step 3: Cross multiply
    1,613,038.77x = 2,225,976.61 × 887,870.91
  4. Step 4: Simplify right side
    1,613,038.77x = 1,976,379,886,459.65
  5. Step 5: Solve for x
    x = 1,976,379,886,459.65/1,613,038.77
  6. Step 6: Final answer
    x = 1,225,252.57

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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.