Home / 1,771,928.88-2,445,495.04-997,710.59

Finding the Fourth Proportional to 1,771,928.88, 2,445,495.04 and 997,710.59

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Solution

The fourth proportional to 1,771,928.88, 2,445,495.04 and 997,710.59 is: 1,376,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,928.88 : 2,445,495.04 = 997,710.59 : x
  2. Step 2: Convert to fraction form
    1,771,928.88/2,445,495.04 = 997,710.59/x
  3. Step 3: Cross multiply
    1,771,928.88x = 2,445,495.04 × 997,710.59
  4. Step 4: Simplify right side
    1,771,928.88x = 2,439,896,299,200.47
  5. Step 5: Solve for x
    x = 2,439,896,299,200.47/1,771,928.88
  6. Step 6: Final answer
    x = 1,376,971.91

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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.