Home / 1,931,407.40-2,897,111.10-1,433,743.40

Finding the Fourth Proportional to 1,931,407.40, 2,897,111.10 and 1,433,743.40

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Solution

The fourth proportional to 1,931,407.40, 2,897,111.10 and 1,433,743.40 is: 2,150,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,407.40 : 2,897,111.10 = 1,433,743.40 : x
  2. Step 2: Convert to fraction form
    1,931,407.40/2,897,111.10 = 1,433,743.40/x
  3. Step 3: Cross multiply
    1,931,407.40x = 2,897,111.10 × 1,433,743.40
  4. Step 4: Simplify right side
    1,931,407.40x = 4,153,713,918,691.74
  5. Step 5: Solve for x
    x = 4,153,713,918,691.74/1,931,407.40
  6. Step 6: Final answer
    x = 2,150,615.10

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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.