Home / 1,478,061.70-2,217,967.35-974,079.70

Finding the Fourth Proportional to 1,478,061.70, 2,217,967.35 and 974,079.70

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Solution

The fourth proportional to 1,478,061.70, 2,217,967.35 and 974,079.70 is: 1,461,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,061.70 : 2,217,967.35 = 974,079.70 : x
  2. Step 2: Convert to fraction form
    1,478,061.70/2,217,967.35 = 974,079.70/x
  3. Step 3: Cross multiply
    1,478,061.70x = 2,217,967.35 × 974,079.70
  4. Step 4: Simplify right side
    1,478,061.70x = 2,160,476,970,897.80
  5. Step 5: Solve for x
    x = 2,160,476,970,897.80/1,478,061.70
  6. Step 6: Final answer
    x = 1,461,696.07

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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.