Home / 1,712,303.72-2,362,838.94-977,254.38

Finding the Fourth Proportional to 1,712,303.72, 2,362,838.94 and 977,254.38

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Solution

The fourth proportional to 1,712,303.72, 2,362,838.94 and 977,254.38 is: 1,348,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,303.72 : 2,362,838.94 = 977,254.38 : x
  2. Step 2: Convert to fraction form
    1,712,303.72/2,362,838.94 = 977,254.38/x
  3. Step 3: Cross multiply
    1,712,303.72x = 2,362,838.94 × 977,254.38
  4. Step 4: Simplify right side
    1,712,303.72x = 2,309,094,703,349.56
  5. Step 5: Solve for x
    x = 2,309,094,703,349.56/1,712,303.72
  6. Step 6: Final answer
    x = 1,348,531.04

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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.