Home / 2,977,916.13-4,110,254.28-1,689,510.69

Finding the Fourth Proportional to 2,977,916.13, 4,110,254.28 and 1,689,510.69

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Solution

The fourth proportional to 2,977,916.13, 4,110,254.28 and 1,689,510.69 is: 2,331,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,916.13 : 4,110,254.28 = 1,689,510.69 : x
  2. Step 2: Convert to fraction form
    2,977,916.13/4,110,254.28 = 1,689,510.69/x
  3. Step 3: Cross multiply
    2,977,916.13x = 4,110,254.28 × 1,689,510.69
  4. Step 4: Simplify right side
    2,977,916.13x = 6,944,318,544,678.25
  5. Step 5: Solve for x
    x = 6,944,318,544,678.25/2,977,916.13
  6. Step 6: Final answer
    x = 2,331,938.93

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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.