Home / 1,330,897.90-1,995,763.65-531,913.90

Finding the Fourth Proportional to 1,330,897.90, 1,995,763.65 and 531,913.90

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Solution

The fourth proportional to 1,330,897.90, 1,995,763.65 and 531,913.90 is: 797,637.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,897.90 : 1,995,763.65 = 531,913.90 : x
  2. Step 2: Convert to fraction form
    1,330,897.90/1,995,763.65 = 531,913.90/x
  3. Step 3: Cross multiply
    1,330,897.90x = 1,995,763.65 × 531,913.90
  4. Step 4: Simplify right side
    1,330,897.90x = 1,061,574,426,549.74
  5. Step 5: Solve for x
    x = 1,061,574,426,549.74/1,330,897.90
  6. Step 6: Final answer
    x = 797,637.77

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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.