Home / 1,124,646.05-1,686,795.76-366,485.60

Finding the Fourth Proportional to 1,124,646.05, 1,686,795.76 and 366,485.60

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Solution

The fourth proportional to 1,124,646.05, 1,686,795.76 and 366,485.60 is: 549,671.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,646.05 : 1,686,795.76 = 366,485.60 : x
  2. Step 2: Convert to fraction form
    1,124,646.05/1,686,795.76 = 366,485.60/x
  3. Step 3: Cross multiply
    1,124,646.05x = 1,686,795.76 × 366,485.60
  4. Step 4: Simplify right side
    1,124,646.05x = 618,186,346,830.86
  5. Step 5: Solve for x
    x = 618,186,346,830.86/1,124,646.05
  6. Step 6: Final answer
    x = 549,671.91

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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.