Home / 1,574,294.70-2,364,066.45-864,831.90

Finding the Fourth Proportional to 1,574,294.70, 2,364,066.45 and 864,831.90

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Solution

The fourth proportional to 1,574,294.70, 2,364,066.45 and 864,831.90 is: 1,298,689.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,294.70 : 2,364,066.45 = 864,831.90 : x
  2. Step 2: Convert to fraction form
    1,574,294.70/2,364,066.45 = 864,831.90/x
  3. Step 3: Cross multiply
    1,574,294.70x = 2,364,066.45 × 864,831.90
  4. Step 4: Simplify right side
    1,574,294.70x = 2,044,520,079,679.76
  5. Step 5: Solve for x
    x = 2,044,520,079,679.76/1,574,294.70
  6. Step 6: Final answer
    x = 1,298,689.55

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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.