Home / 1,653,988.50-2,282,334-928,830.33

Finding the Fourth Proportional to 1,653,988.50, 2,282,334 and 928,830.33

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Solution

The fourth proportional to 1,653,988.50, 2,282,334 and 928,830.33 is: 1,281,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,988.50 : 2,282,334 = 928,830.33 : x
  2. Step 2: Convert to fraction form
    1,653,988.50/2,282,334 = 928,830.33/x
  3. Step 3: Cross multiply
    1,653,988.50x = 2,282,334 × 928,830.33
  4. Step 4: Simplify right side
    1,653,988.50x = 2,119,901,042,390.22
  5. Step 5: Solve for x
    x = 2,119,901,042,390.22/1,653,988.50
  6. Step 6: Final answer
    x = 1,281,690.32

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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.