Home / 1,402,595.46-1,934,684.19-972,718.74

Finding the Fourth Proportional to 1,402,595.46, 1,934,684.19 and 972,718.74

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Solution

The fourth proportional to 1,402,595.46, 1,934,684.19 and 972,718.74 is: 1,341,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,595.46 : 1,934,684.19 = 972,718.74 : x
  2. Step 2: Convert to fraction form
    1,402,595.46/1,934,684.19 = 972,718.74/x
  3. Step 3: Cross multiply
    1,402,595.46x = 1,934,684.19 × 972,718.74
  4. Step 4: Simplify right side
    1,402,595.46x = 1,881,903,567,594.72
  5. Step 5: Solve for x
    x = 1,881,903,567,594.72/1,402,595.46
  6. Step 6: Final answer
    x = 1,341,729.40

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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.