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Finding the Fourth Proportional to 837,054.90, 1,255,582.35 and 837,054.90

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Solution

The fourth proportional to 837,054.90, 1,255,582.35 and 837,054.90 is: 1,255,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,054.90 : 1,255,582.35 = 837,054.90 : x
  2. Step 2: Convert to fraction form
    837,054.90/1,255,582.35 = 837,054.90/x
  3. Step 3: Cross multiply
    837,054.90x = 1,255,582.35 × 837,054.90
  4. Step 4: Simplify right side
    837,054.90x = 1,050,991,358,421.02
  5. Step 5: Solve for x
    x = 1,050,991,358,421.02/837,054.90
  6. Step 6: Final answer
    x = 1,255,582.35

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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.