Home / 1,445,928.96-2,155,966.47-1,406,203.23

Finding the Fourth Proportional to 1,445,928.96, 2,155,966.47 and 1,406,203.23

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Solution

The fourth proportional to 1,445,928.96, 2,155,966.47 and 1,406,203.23 is: 2,096,733.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,928.96 : 2,155,966.47 = 1,406,203.23 : x
  2. Step 2: Convert to fraction form
    1,445,928.96/2,155,966.47 = 1,406,203.23/x
  3. Step 3: Cross multiply
    1,445,928.96x = 2,155,966.47 × 1,406,203.23
  4. Step 4: Simplify right side
    1,445,928.96x = 3,031,727,006,854.68
  5. Step 5: Solve for x
    x = 3,031,727,006,854.68/1,445,928.96
  6. Step 6: Final answer
    x = 2,096,733.03

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.