Home / 1,087,031.19-1,630,603.59-328,853.58

Finding the Fourth Proportional to 1,087,031.19, 1,630,603.59 and 328,853.58

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Solution

The fourth proportional to 1,087,031.19, 1,630,603.59 and 328,853.58 is: 493,297.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,031.19 : 1,630,603.59 = 328,853.58 : x
  2. Step 2: Convert to fraction form
    1,087,031.19/1,630,603.59 = 328,853.58/x
  3. Step 3: Cross multiply
    1,087,031.19x = 1,630,603.59 × 328,853.58
  4. Step 4: Simplify right side
    1,087,031.19x = 536,229,828,132.35
  5. Step 5: Solve for x
    x = 536,229,828,132.35/1,087,031.19
  6. Step 6: Final answer
    x = 493,297.55

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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.