Home / 2,868,154.20-4,302,425.70-975,038.40

Finding the Fourth Proportional to 2,868,154.20, 4,302,425.70 and 975,038.40

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Solution

The fourth proportional to 2,868,154.20, 4,302,425.70 and 975,038.40 is: 1,462,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,154.20 : 4,302,425.70 = 975,038.40 : x
  2. Step 2: Convert to fraction form
    2,868,154.20/4,302,425.70 = 975,038.40/x
  3. Step 3: Cross multiply
    2,868,154.20x = 4,302,425.70 × 975,038.40
  4. Step 4: Simplify right side
    2,868,154.20x = 4,195,030,270,646.88
  5. Step 5: Solve for x
    x = 4,195,030,270,646.88/2,868,154.20
  6. Step 6: Final answer
    x = 1,462,623.69

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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.