Home / 1,207,265.10-1,810,897.65-1,012,403.40

Finding the Fourth Proportional to 1,207,265.10, 1,810,897.65 and 1,012,403.40

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Solution

The fourth proportional to 1,207,265.10, 1,810,897.65 and 1,012,403.40 is: 1,518,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,265.10 : 1,810,897.65 = 1,012,403.40 : x
  2. Step 2: Convert to fraction form
    1,207,265.10/1,810,897.65 = 1,012,403.40/x
  3. Step 3: Cross multiply
    1,207,265.10x = 1,810,897.65 × 1,012,403.40
  4. Step 4: Simplify right side
    1,207,265.10x = 1,833,358,937,912.01
  5. Step 5: Solve for x
    x = 1,833,358,937,912.01/1,207,265.10
  6. Step 6: Final answer
    x = 1,518,605.10

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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.