Home / 1,316,528.04-1,974,693.52-475,079.76

Finding the Fourth Proportional to 1,316,528.04, 1,974,693.52 and 475,079.76

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Solution

The fourth proportional to 1,316,528.04, 1,974,693.52 and 475,079.76 is: 712,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,528.04 : 1,974,693.52 = 475,079.76 : x
  2. Step 2: Convert to fraction form
    1,316,528.04/1,974,693.52 = 475,079.76/x
  3. Step 3: Cross multiply
    1,316,528.04x = 1,974,693.52 × 475,079.76
  4. Step 4: Simplify right side
    1,316,528.04x = 938,136,923,555.16
  5. Step 5: Solve for x
    x = 938,136,923,555.16/1,316,528.04
  6. Step 6: Final answer
    x = 712,584.08

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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.