Home / 1,886,691.39-2,830,479.93-624,519

Finding the Fourth Proportional to 1,886,691.39, 2,830,479.93 and 624,519

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Solution

The fourth proportional to 1,886,691.39, 2,830,479.93 and 624,519 is: 936,925.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,691.39 : 2,830,479.93 = 624,519 : x
  2. Step 2: Convert to fraction form
    1,886,691.39/2,830,479.93 = 624,519/x
  3. Step 3: Cross multiply
    1,886,691.39x = 2,830,479.93 × 624,519
  4. Step 4: Simplify right side
    1,886,691.39x = 1,767,688,495,403.67
  5. Step 5: Solve for x
    x = 1,767,688,495,403.67/1,886,691.39
  6. Step 6: Final answer
    x = 936,925.09

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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.