Home / 1,931,570.10-2,897,355.15-1,533,438.90

Finding the Fourth Proportional to 1,931,570.10, 2,897,355.15 and 1,533,438.90

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Solution

The fourth proportional to 1,931,570.10, 2,897,355.15 and 1,533,438.90 is: 2,300,158.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,570.10 : 2,897,355.15 = 1,533,438.90 : x
  2. Step 2: Convert to fraction form
    1,931,570.10/2,897,355.15 = 1,533,438.90/x
  3. Step 3: Cross multiply
    1,931,570.10x = 2,897,355.15 × 1,533,438.90
  4. Step 4: Simplify right side
    1,931,570.10x = 4,442,917,094,125.34
  5. Step 5: Solve for x
    x = 4,442,917,094,125.34/1,931,570.10
  6. Step 6: Final answer
    x = 2,300,158.35

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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.