Home / 1,470,587.62-2,029,366.72-817,211.46

Finding the Fourth Proportional to 1,470,587.62, 2,029,366.72 and 817,211.46

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Solution

The fourth proportional to 1,470,587.62, 2,029,366.72 and 817,211.46 is: 1,127,727.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,587.62 : 2,029,366.72 = 817,211.46 : x
  2. Step 2: Convert to fraction form
    1,470,587.62/2,029,366.72 = 817,211.46/x
  3. Step 3: Cross multiply
    1,470,587.62x = 2,029,366.72 × 817,211.46
  4. Step 4: Simplify right side
    1,470,587.62x = 1,658,421,740,126.61
  5. Step 5: Solve for x
    x = 1,658,421,740,126.61/1,470,587.62
  6. Step 6: Final answer
    x = 1,127,727.26

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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.