Home / 1,121,040.34-1,547,068.35-611,775.52

Finding the Fourth Proportional to 1,121,040.34, 1,547,068.35 and 611,775.52

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Solution

The fourth proportional to 1,121,040.34, 1,547,068.35 and 611,775.52 is: 844,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,040.34 : 1,547,068.35 = 611,775.52 : x
  2. Step 2: Convert to fraction form
    1,121,040.34/1,547,068.35 = 611,775.52/x
  3. Step 3: Cross multiply
    1,121,040.34x = 1,547,068.35 × 611,775.52
  4. Step 4: Simplify right side
    1,121,040.34x = 946,458,544,296.79
  5. Step 5: Solve for x
    x = 946,458,544,296.79/1,121,040.34
  6. Step 6: Final answer
    x = 844,268.05

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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.