Home / 1,974,316.86-2,961,656.02-554,363.36

Finding the Fourth Proportional to 1,974,316.86, 2,961,656.02 and 554,363.36

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Solution

The fourth proportional to 1,974,316.86, 2,961,656.02 and 554,363.36 is: 831,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,316.86 : 2,961,656.02 = 554,363.36 : x
  2. Step 2: Convert to fraction form
    1,974,316.86/2,961,656.02 = 554,363.36/x
  3. Step 3: Cross multiply
    1,974,316.86x = 2,961,656.02 × 554,363.36
  4. Step 4: Simplify right side
    1,974,316.86x = 1,641,833,582,411.43
  5. Step 5: Solve for x
    x = 1,641,833,582,411.43/1,974,316.86
  6. Step 6: Final answer
    x = 831,595.79

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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.