Home / 1,942,085.40-2,913,128.10-997,301.40

Finding the Fourth Proportional to 1,942,085.40, 2,913,128.10 and 997,301.40

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Solution

The fourth proportional to 1,942,085.40, 2,913,128.10 and 997,301.40 is: 1,495,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,085.40 : 2,913,128.10 = 997,301.40 : x
  2. Step 2: Convert to fraction form
    1,942,085.40/2,913,128.10 = 997,301.40/x
  3. Step 3: Cross multiply
    1,942,085.40x = 2,913,128.10 × 997,301.40
  4. Step 4: Simplify right side
    1,942,085.40x = 2,905,266,732,509.34
  5. Step 5: Solve for x
    x = 2,905,266,732,509.34/1,942,085.40
  6. Step 6: Final answer
    x = 1,495,952.10

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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.