Home / 2,875,104.60-4,312,656.90-2,119,277.40

Finding the Fourth Proportional to 2,875,104.60, 4,312,656.90 and 2,119,277.40

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Solution

The fourth proportional to 2,875,104.60, 4,312,656.90 and 2,119,277.40 is: 3,178,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,104.60 : 4,312,656.90 = 2,119,277.40 : x
  2. Step 2: Convert to fraction form
    2,875,104.60/4,312,656.90 = 2,119,277.40/x
  3. Step 3: Cross multiply
    2,875,104.60x = 4,312,656.90 × 2,119,277.40
  4. Step 4: Simplify right side
    2,875,104.60x = 9,139,716,302,124.06
  5. Step 5: Solve for x
    x = 9,139,716,302,124.06/2,875,104.60
  6. Step 6: Final answer
    x = 3,178,916.10

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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.