Home / 1,686,705.23-2,530,055.86-549,465.60

Finding the Fourth Proportional to 1,686,705.23, 2,530,055.86 and 549,465.60

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Solution

The fourth proportional to 1,686,705.23, 2,530,055.86 and 549,465.60 is: 824,197.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,705.23 : 2,530,055.86 = 549,465.60 : x
  2. Step 2: Convert to fraction form
    1,686,705.23/2,530,055.86 = 549,465.60/x
  3. Step 3: Cross multiply
    1,686,705.23x = 2,530,055.86 × 549,465.60
  4. Step 4: Simplify right side
    1,686,705.23x = 1,390,178,671,322.96
  5. Step 5: Solve for x
    x = 1,390,178,671,322.96/1,686,705.23
  6. Step 6: Final answer
    x = 824,197.76

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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.