Home / 1,915,363.40-2,868,897.90-1,583,587.40

Finding the Fourth Proportional to 1,915,363.40, 2,868,897.90 and 1,583,587.40

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Solution

The fourth proportional to 1,915,363.40, 2,868,897.90 and 1,583,587.40 is: 2,371,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,363.40 : 2,868,897.90 = 1,583,587.40 : x
  2. Step 2: Convert to fraction form
    1,915,363.40/2,868,897.90 = 1,583,587.40/x
  3. Step 3: Cross multiply
    1,915,363.40x = 2,868,897.90 × 1,583,587.40
  4. Step 4: Simplify right side
    1,915,363.40x = 4,543,150,566,326.46
  5. Step 5: Solve for x
    x = 4,543,150,566,326.46/1,915,363.40
  6. Step 6: Final answer
    x = 2,371,952.27

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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.