Home / 1,402,088.39-1,934,883.35-757,509.10

Finding the Fourth Proportional to 1,402,088.39, 1,934,883.35 and 757,509.10

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Solution

The fourth proportional to 1,402,088.39, 1,934,883.35 and 757,509.10 is: 1,045,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,088.39 : 1,934,883.35 = 757,509.10 : x
  2. Step 2: Convert to fraction form
    1,402,088.39/1,934,883.35 = 757,509.10/x
  3. Step 3: Cross multiply
    1,402,088.39x = 1,934,883.35 × 757,509.10
  4. Step 4: Simplify right side
    1,402,088.39x = 1,465,691,743,591.77
  5. Step 5: Solve for x
    x = 1,465,691,743,591.77/1,402,088.39
  6. Step 6: Final answer
    x = 1,045,363.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.