Home / 3,152,001.40-4,728,002.10-877,521.40

Finding the Fourth Proportional to 3,152,001.40, 4,728,002.10 and 877,521.40

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Solution

The fourth proportional to 3,152,001.40, 4,728,002.10 and 877,521.40 is: 1,316,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,001.40 : 4,728,002.10 = 877,521.40 : x
  2. Step 2: Convert to fraction form
    3,152,001.40/4,728,002.10 = 877,521.40/x
  3. Step 3: Cross multiply
    3,152,001.40x = 4,728,002.10 × 877,521.40
  4. Step 4: Simplify right side
    3,152,001.40x = 4,148,923,021,994.94
  5. Step 5: Solve for x
    x = 4,148,923,021,994.94/3,152,001.40
  6. Step 6: Final answer
    x = 1,316,282.10

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Similar ratio
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1.5x scale

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.