Home / 2,911,038.64-4,017,260.77-1,604,337.79

Finding the Fourth Proportional to 2,911,038.64, 4,017,260.77 and 1,604,337.79

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Solution

The fourth proportional to 2,911,038.64, 4,017,260.77 and 1,604,337.79 is: 2,214,001.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,038.64 : 4,017,260.77 = 1,604,337.79 : x
  2. Step 2: Convert to fraction form
    2,911,038.64/4,017,260.77 = 1,604,337.79/x
  3. Step 3: Cross multiply
    2,911,038.64x = 4,017,260.77 × 1,604,337.79
  4. Step 4: Simplify right side
    2,911,038.64x = 6,445,043,265,595.50
  5. Step 5: Solve for x
    x = 6,445,043,265,595.50/2,911,038.64
  6. Step 6: Final answer
    x = 2,214,001.28

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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.