Home / 1,528,205.90-2,292,308.85-731,044.40

Finding the Fourth Proportional to 1,528,205.90, 2,292,308.85 and 731,044.40

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Solution

The fourth proportional to 1,528,205.90, 2,292,308.85 and 731,044.40 is: 1,096,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,205.90 : 2,292,308.85 = 731,044.40 : x
  2. Step 2: Convert to fraction form
    1,528,205.90/2,292,308.85 = 731,044.40/x
  3. Step 3: Cross multiply
    1,528,205.90x = 2,292,308.85 × 731,044.40
  4. Step 4: Simplify right side
    1,528,205.90x = 1,675,779,547,862.94
  5. Step 5: Solve for x
    x = 1,675,779,547,862.94/1,528,205.90
  6. Step 6: Final answer
    x = 1,096,566.60

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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.