Home / 977,017.77-1,467,771.98-693,412.47

Finding the Fourth Proportional to 977,017.77, 1,467,771.98 and 693,412.47

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Solution

The fourth proportional to 977,017.77, 1,467,771.98 and 693,412.47 is: 1,041,712.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,017.77 : 1,467,771.98 = 693,412.47 : x
  2. Step 2: Convert to fraction form
    977,017.77/1,467,771.98 = 693,412.47/x
  3. Step 3: Cross multiply
    977,017.77x = 1,467,771.98 × 693,412.47
  4. Step 4: Simplify right side
    977,017.77x = 1,017,771,390,581.53
  5. Step 5: Solve for x
    x = 1,017,771,390,581.53/977,017.77
  6. Step 6: Final answer
    x = 1,041,712.26

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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.