Home / 1,087,032.19-1,630,605.09-328,854.58

Finding the Fourth Proportional to 1,087,032.19, 1,630,605.09 and 328,854.58

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Solution

The fourth proportional to 1,087,032.19, 1,630,605.09 and 328,854.58 is: 493,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,032.19 : 1,630,605.09 = 328,854.58 : x
  2. Step 2: Convert to fraction form
    1,087,032.19/1,630,605.09 = 328,854.58/x
  3. Step 3: Cross multiply
    1,087,032.19x = 1,630,605.09 × 328,854.58
  4. Step 4: Simplify right side
    1,087,032.19x = 536,231,952,017.81
  5. Step 5: Solve for x
    x = 536,231,952,017.81/1,087,032.19
  6. Step 6: Final answer
    x = 493,299.05

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1.5x scale

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.