Home / 1,838,488.32-2,536,077.96-1,103,252.40

Finding the Fourth Proportional to 1,838,488.32, 2,536,077.96 and 1,103,252.40

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Solution

The fourth proportional to 1,838,488.32, 2,536,077.96 and 1,103,252.40 is: 1,521,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,488.32 : 2,536,077.96 = 1,103,252.40 : x
  2. Step 2: Convert to fraction form
    1,838,488.32/2,536,077.96 = 1,103,252.40/x
  3. Step 3: Cross multiply
    1,838,488.32x = 2,536,077.96 × 1,103,252.40
  4. Step 4: Simplify right side
    1,838,488.32x = 2,797,934,095,957.10
  5. Step 5: Solve for x
    x = 2,797,934,095,957.10/1,838,488.32
  6. Step 6: Final answer
    x = 1,521,866.67

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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.