Home / 2,688,827.81-3,710,534.27-1,465,143.93

Finding the Fourth Proportional to 2,688,827.81, 3,710,534.27 and 1,465,143.93

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Solution

The fourth proportional to 2,688,827.81, 3,710,534.27 and 1,465,143.93 is: 2,021,872.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,827.81 : 3,710,534.27 = 1,465,143.93 : x
  2. Step 2: Convert to fraction form
    2,688,827.81/3,710,534.27 = 1,465,143.93/x
  3. Step 3: Cross multiply
    2,688,827.81x = 3,710,534.27 × 1,465,143.93
  4. Step 4: Simplify right side
    2,688,827.81x = 5,436,466,755,421.76
  5. Step 5: Solve for x
    x = 5,436,466,755,421.76/2,688,827.81
  6. Step 6: Final answer
    x = 2,021,872.41

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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.