Home / 5,298,853.98-7,312,594.91-2,976,155.18

Finding the Fourth Proportional to 5,298,853.98, 7,312,594.91 and 2,976,155.18

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Solution

The fourth proportional to 5,298,853.98, 7,312,594.91 and 2,976,155.18 is: 4,107,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,853.98 : 7,312,594.91 = 2,976,155.18 : x
  2. Step 2: Convert to fraction form
    5,298,853.98/7,312,594.91 = 2,976,155.18/x
  3. Step 3: Cross multiply
    5,298,853.98x = 7,312,594.91 × 2,976,155.18
  4. Step 4: Simplify right side
    5,298,853.98x = 21,763,417,220,638.14
  5. Step 5: Solve for x
    x = 21,763,417,220,638.14/5,298,853.98
  6. Step 6: Final answer
    x = 4,107,193.24

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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.